90971818

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1162

約数の個数: 32

約数和(自身を含む): 159989760

約数和(自身を除く): 69017942

約数列:

[1, 2, 7, 14, 79, 83, 158, 166, 553, 581, 991, 1106, 1162, 1982, 6557, 6937, 13114, 13874, 45899, 78289, 82253, 91798, 156578, 164506, 548023, 575771, 1096046, 1151542, 6497987, 12995974, 45485909, 90971818]

約数ペア:

[(1, 90971818), (2, 45485909), (7, 12995974), (14, 6497987), (79, 1151542), (83, 1096046), (158, 575771), (166, 548023), (553, 164506), (581, 156578), (991, 91798), (1106, 82253), (1162, 78289), (1982, 45899), (6557, 13874), (6937, 13114)]