28923804

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:151

約数の個数: 168

約数和(自身を含む): 94260320

約数和(自身を除く): 65336516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 109, 117, 126, 156, 162, 182, 189, 218, 234, 243, 252, 273, 324, 327, 351, 364, 378, 436, 468, 486, 546, 567, 654, 702, 729, 756, 763, 819, 972, 981, 1053, 1092, 1134, 1308, 1404, 1417, 1458, 1526, 1638, 1701, 1962, 2106, 2268, 2289, 2457, 2834, 2916, 2943, 3052, 3159, 3276, 3402, 3924, 4212, 4251, 4578, 4914, 5103, 5668, 5886, 6318, 6804, 6867, 7371, 8502, 8829, 9156, 9477, 9828, 9919, 10206, 11772, 12636, 12753, 13734, 14742, 17004, 17658, 18954, 19838, 20412, 20601, 22113, 25506, 26487, 27468, 29484, 29757, 35316, 37908, 38259, 39676, 41202, 44226, 51012, 52974, 59514, 61803, 66339, 76518, 79461, 82404, 88452, 89271, 105948, 114777, 119028, 123606, 132678, 153036, 158922, 178542, 185409, 229554, 247212, 265356, 267813, 317844, 344331, 357084, 370818, 459108, 535626, 556227, 688662, 741636, 803439, 1032993, 1071252, 1112454, 1377324, 1606878, 2065986, 2224908, 2410317, 3213756, 4131972, 4820634, 7230951, 9641268, 14461902, 28923804]

約数ペア:

[(1, 28923804), (2, 14461902), (3, 9641268), (4, 7230951), (6, 4820634), (7, 4131972), (9, 3213756), (12, 2410317), (13, 2224908), (14, 2065986), (18, 1606878), (21, 1377324), (26, 1112454), (27, 1071252), (28, 1032993), (36, 803439), (39, 741636), (42, 688662), (52, 556227), (54, 535626), (63, 459108), (78, 370818), (81, 357084), (84, 344331), (91, 317844), (108, 267813), (109, 265356), (117, 247212), (126, 229554), (156, 185409), (162, 178542), (182, 158922), (189, 153036), (218, 132678), (234, 123606), (243, 119028), (252, 114777), (273, 105948), (324, 89271), (327, 88452), (351, 82404), (364, 79461), (378, 76518), (436, 66339), (468, 61803), (486, 59514), (546, 52974), (567, 51012), (654, 44226), (702, 41202), (729, 39676), (756, 38259), (763, 37908), (819, 35316), (972, 29757), (981, 29484), (1053, 27468), (1092, 26487), (1134, 25506), (1308, 22113), (1404, 20601), (1417, 20412), (1458, 19838), (1526, 18954), (1638, 17658), (1701, 17004), (1962, 14742), (2106, 13734), (2268, 12753), (2289, 12636), (2457, 11772), (2834, 10206), (2916, 9919), (2943, 9828), (3052, 9477), (3159, 9156), (3276, 8829), (3402, 8502), (3924, 7371), (4212, 6867), (4251, 6804), (4578, 6318), (4914, 5886), (5103, 5668)]