90811994

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 90628006

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 182, 221, 238, 343, 442, 599, 637, 686, 833, 1198, 1274, 1547, 1666, 3094, 4193, 4459, 5831, 7787, 8386, 8918, 10183, 10829, 11662, 15574, 20366, 21658, 29351, 54509, 58702, 71281, 75803, 109018, 132379, 142562, 151606, 205457, 264758, 381563, 410914, 498967, 763126, 926653, 997934, 1853306, 2670941, 3492769, 5341882, 6486571, 6985538, 12973142, 45405997, 90811994]

約数ペア:

[(1, 90811994), (2, 45405997), (7, 12973142), (13, 6985538), (14, 6486571), (17, 5341882), (26, 3492769), (34, 2670941), (49, 1853306), (91, 997934), (98, 926653), (119, 763126), (182, 498967), (221, 410914), (238, 381563), (343, 264758), (442, 205457), (599, 151606), (637, 142562), (686, 132379), (833, 109018), (1198, 75803), (1274, 71281), (1547, 58702), (1666, 54509), (3094, 29351), (4193, 21658), (4459, 20366), (5831, 15574), (7787, 11662), (8386, 10829), (8918, 10183)]