12415557

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{757}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 20957184

約数和(自身を除く): 8541627

約数列:

[1, 3, 7, 11, 21, 33, 71, 77, 213, 231, 497, 757, 781, 1491, 2271, 2343, 5299, 5467, 8327, 15897, 16401, 24981, 53747, 58289, 161241, 174867, 376229, 591217, 1128687, 1773651, 4138519, 12415557]

約数ペア:

[(1, 12415557), (3, 4138519), (7, 1773651), (11, 1128687), (21, 591217), (33, 376229), (71, 174867), (77, 161241), (213, 58289), (231, 53747), (497, 24981), (757, 16401), (781, 15897), (1491, 8327), (2271, 5467), (2343, 5299)]