28167876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{857}}^1$

素因数の和:961

約数の個数: 72

約数和(自身を含む): 78702624

約数和(自身を除く): 50534748

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 83, 99, 132, 166, 198, 249, 332, 396, 498, 747, 857, 913, 996, 1494, 1714, 1826, 2571, 2739, 2988, 3428, 3652, 5142, 5478, 7713, 8217, 9427, 10284, 10956, 15426, 16434, 18854, 28281, 30852, 32868, 37708, 56562, 71131, 84843, 113124, 142262, 169686, 213393, 284524, 339372, 426786, 640179, 782441, 853572, 1280358, 1564882, 2347323, 2560716, 3129764, 4694646, 7041969, 9389292, 14083938, 28167876]

約数ペア:

[(1, 28167876), (2, 14083938), (3, 9389292), (4, 7041969), (6, 4694646), (9, 3129764), (11, 2560716), (12, 2347323), (18, 1564882), (22, 1280358), (33, 853572), (36, 782441), (44, 640179), (66, 426786), (83, 339372), (99, 284524), (132, 213393), (166, 169686), (198, 142262), (249, 113124), (332, 84843), (396, 71131), (498, 56562), (747, 37708), (857, 32868), (913, 30852), (996, 28281), (1494, 18854), (1714, 16434), (1826, 15426), (2571, 10956), (2739, 10284), (2988, 9427), (3428, 8217), (3652, 7713), (5142, 5478)]