87731892

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2729}}^1$

素因数の和:2805

約数の個数: 72

約数和(自身を含む): 238492800

約数和(自身を除く): 150760908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 684, 846, 893, 1692, 1786, 2679, 2729, 3572, 5358, 5458, 8037, 8187, 10716, 10916, 16074, 16374, 24561, 32148, 32748, 49122, 51851, 98244, 103702, 128263, 155553, 207404, 256526, 311106, 384789, 466659, 513052, 622212, 769578, 933318, 1154367, 1539156, 1866636, 2308734, 2436997, 4617468, 4873994, 7310991, 9747988, 14621982, 21932973, 29243964, 43865946, 87731892]

約数ペア:

[(1, 87731892), (2, 43865946), (3, 29243964), (4, 21932973), (6, 14621982), (9, 9747988), (12, 7310991), (18, 4873994), (19, 4617468), (36, 2436997), (38, 2308734), (47, 1866636), (57, 1539156), (76, 1154367), (94, 933318), (114, 769578), (141, 622212), (171, 513052), (188, 466659), (228, 384789), (282, 311106), (342, 256526), (423, 207404), (564, 155553), (684, 128263), (846, 103702), (893, 98244), (1692, 51851), (1786, 49122), (2679, 32748), (2729, 32148), (3572, 24561), (5358, 16374), (5458, 16074), (8037, 10916), (8187, 10716)]