81812558

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{2711}}^1$

素因数の和:2983

約数の個数: 16

約数和(自身を含む): 124968960

約数和(自身を除く): 43156402

約数列:

[1, 2, 79, 158, 191, 382, 2711, 5422, 15089, 30178, 214169, 428338, 517801, 1035602, 40906279, 81812558]

約数ペア:

[(1, 81812558), (2, 40906279), (79, 1035602), (158, 517801), (191, 428338), (382, 214169), (2711, 30178), (5422, 15089)]