7861428

素因数分解:

$2^2\times 3^3\times {\mathrm{83}}^1\times {\mathrm{877}}^1$

素因数の和:973

約数の個数: 48

約数和(自身を含む): 20650560

約数和(自身を除く): 12789132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 83, 108, 166, 249, 332, 498, 747, 877, 996, 1494, 1754, 2241, 2631, 2988, 3508, 4482, 5262, 7893, 8964, 10524, 15786, 23679, 31572, 47358, 72791, 94716, 145582, 218373, 291164, 436746, 655119, 873492, 1310238, 1965357, 2620476, 3930714, 7861428]

約数ペア:

[(1, 7861428), (2, 3930714), (3, 2620476), (4, 1965357), (6, 1310238), (9, 873492), (12, 655119), (18, 436746), (27, 291164), (36, 218373), (54, 145582), (83, 94716), (108, 72791), (166, 47358), (249, 31572), (332, 23679), (498, 15786), (747, 10524), (877, 8964), (996, 7893), (1494, 5262), (1754, 4482), (2241, 3508), (2631, 2988)]