28761876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 88303488

約数和(自身を除く): 59541612

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 37, 39, 44, 52, 66, 74, 78, 99, 111, 117, 132, 143, 148, 151, 156, 198, 222, 234, 286, 302, 333, 396, 407, 429, 444, 453, 468, 481, 572, 604, 666, 814, 858, 906, 962, 1221, 1287, 1332, 1359, 1443, 1628, 1661, 1716, 1812, 1924, 1963, 2442, 2574, 2718, 2886, 3322, 3663, 3926, 4329, 4884, 4983, 5148, 5291, 5436, 5587, 5772, 5889, 6644, 7326, 7852, 8658, 9966, 10582, 11174, 11778, 14652, 14949, 15873, 16761, 17316, 17667, 19932, 21164, 21593, 22348, 23556, 29898, 31746, 33522, 35334, 43186, 47619, 50283, 59796, 61457, 63492, 64779, 67044, 70668, 72631, 86372, 95238, 100566, 122914, 129558, 145262, 184371, 190476, 194337, 201132, 217893, 245828, 259116, 290524, 368742, 388674, 435786, 553113, 653679, 737484, 777348, 798941, 871572, 1106226, 1307358, 1597882, 2212452, 2396823, 2614716, 3195764, 4793646, 7190469, 9587292, 14380938, 28761876]

約数ペア:

[(1, 28761876), (2, 14380938), (3, 9587292), (4, 7190469), (6, 4793646), (9, 3195764), (11, 2614716), (12, 2396823), (13, 2212452), (18, 1597882), (22, 1307358), (26, 1106226), (33, 871572), (36, 798941), (37, 777348), (39, 737484), (44, 653679), (52, 553113), (66, 435786), (74, 388674), (78, 368742), (99, 290524), (111, 259116), (117, 245828), (132, 217893), (143, 201132), (148, 194337), (151, 190476), (156, 184371), (198, 145262), (222, 129558), (234, 122914), (286, 100566), (302, 95238), (333, 86372), (396, 72631), (407, 70668), (429, 67044), (444, 64779), (453, 63492), (468, 61457), (481, 59796), (572, 50283), (604, 47619), (666, 43186), (814, 35334), (858, 33522), (906, 31746), (962, 29898), (1221, 23556), (1287, 22348), (1332, 21593), (1359, 21164), (1443, 19932), (1628, 17667), (1661, 17316), (1716, 16761), (1812, 15873), (1924, 14949), (1963, 14652), (2442, 11778), (2574, 11174), (2718, 10582), (2886, 9966), (3322, 8658), (3663, 7852), (3926, 7326), (4329, 6644), (4884, 5889), (4983, 5772), (5148, 5587), (5291, 5436)]