81131998

素因数分解:

$2^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1\times {\mathrm{1153}}^1$

素因数の和:1539

約数の個数: 16

約数和(自身を含む): 123136416

約数和(自身を除く): 42004418

約数列:

[1, 2, 151, 233, 302, 466, 1153, 2306, 35183, 70366, 174103, 268649, 348206, 537298, 40565999, 81131998]

約数ペア:

[(1, 81131998), (2, 40565999), (151, 537298), (233, 348206), (302, 268649), (466, 174103), (1153, 70366), (2306, 35183)]