78680998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2663}}^1$

素因数の和:2772

約数の個数: 32

約数和(自身を含む): 138101760

約数和(自身を除く): 59420762

約数列:

[1, 2, 11, 17, 22, 34, 79, 158, 187, 374, 869, 1343, 1738, 2663, 2686, 5326, 14773, 29293, 29546, 45271, 58586, 90542, 210377, 420754, 497981, 995962, 2314147, 3576409, 4628294, 7152818, 39340499, 78680998]

約数ペア:

[(1, 78680998), (2, 39340499), (11, 7152818), (17, 4628294), (22, 3576409), (34, 2314147), (79, 995962), (158, 497981), (187, 420754), (374, 210377), (869, 90542), (1343, 58586), (1738, 45271), (2663, 29546), (2686, 29293), (5326, 14773)]