85815918

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 189446400

約数和(自身を除く): 103630482

約数列:

[1, 2, 3, 6, 9, 18, 109, 191, 218, 229, 327, 382, 458, 573, 654, 687, 981, 1146, 1374, 1719, 1962, 2061, 3438, 4122, 20819, 24961, 41638, 43739, 49922, 62457, 74883, 87478, 124914, 131217, 149766, 187371, 224649, 262434, 374742, 393651, 449298, 787302, 4767551, 9535102, 14302653, 28605306, 42907959, 85815918]

約数ペア:

[(1, 85815918), (2, 42907959), (3, 28605306), (6, 14302653), (9, 9535102), (18, 4767551), (109, 787302), (191, 449298), (218, 393651), (229, 374742), (327, 262434), (382, 224649), (458, 187371), (573, 149766), (654, 131217), (687, 124914), (981, 87478), (1146, 74883), (1374, 62457), (1719, 49922), (1962, 43739), (2061, 41638), (3438, 24961), (4122, 20819)]