28492884

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:779

約数の個数: 120

約数和(自身を含む): 90256320

約数和(自身を除く): 61763436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 27, 28, 34, 36, 42, 51, 54, 63, 68, 81, 84, 102, 108, 119, 126, 153, 162, 189, 204, 238, 252, 306, 324, 357, 378, 459, 476, 567, 612, 714, 739, 756, 918, 1071, 1134, 1377, 1428, 1478, 1836, 2142, 2217, 2268, 2754, 2956, 3213, 4284, 4434, 5173, 5508, 6426, 6651, 8868, 9639, 10346, 12563, 12852, 13302, 15519, 19278, 19953, 20692, 25126, 26604, 31038, 37689, 38556, 39906, 46557, 50252, 59859, 62076, 75378, 79812, 87941, 93114, 113067, 119718, 139671, 150756, 175882, 186228, 226134, 239436, 263823, 279342, 339201, 351764, 419013, 452268, 527646, 558684, 678402, 791469, 838026, 1017603, 1055292, 1356804, 1582938, 1676052, 2035206, 2374407, 3165876, 4070412, 4748814, 7123221, 9497628, 14246442, 28492884]

約数ペア:

[(1, 28492884), (2, 14246442), (3, 9497628), (4, 7123221), (6, 4748814), (7, 4070412), (9, 3165876), (12, 2374407), (14, 2035206), (17, 1676052), (18, 1582938), (21, 1356804), (27, 1055292), (28, 1017603), (34, 838026), (36, 791469), (42, 678402), (51, 558684), (54, 527646), (63, 452268), (68, 419013), (81, 351764), (84, 339201), (102, 279342), (108, 263823), (119, 239436), (126, 226134), (153, 186228), (162, 175882), (189, 150756), (204, 139671), (238, 119718), (252, 113067), (306, 93114), (324, 87941), (357, 79812), (378, 75378), (459, 62076), (476, 59859), (567, 50252), (612, 46557), (714, 39906), (739, 38556), (756, 37689), (918, 31038), (1071, 26604), (1134, 25126), (1377, 20692), (1428, 19953), (1478, 19278), (1836, 15519), (2142, 13302), (2217, 12852), (2268, 12563), (2754, 10346), (2956, 9639), (3213, 8868), (4284, 6651), (4434, 6426), (5173, 5508)]