78998881

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{887}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 93602304

約数和(自身を除く): 14603423

約数列:

[1, 13, 17, 31, 169, 221, 403, 527, 887, 2873, 5239, 6851, 11531, 15079, 27497, 89063, 149903, 196027, 357461, 467449, 2548351, 4646993, 6076837, 78998881]

約数ペア:

[(1, 78998881), (13, 6076837), (17, 4646993), (31, 2548351), (169, 467449), (221, 357461), (403, 196027), (527, 149903), (887, 89063), (2873, 27497), (5239, 15079), (6851, 11531)]