81851754

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{659}}^1$

素因数の和:954

約数の個数: 32

約数和(自身を含む): 166256640

約数和(自身を除く): 84404886

約数列:

[1, 2, 3, 6, 127, 163, 254, 326, 381, 489, 659, 762, 978, 1318, 1977, 3954, 20701, 41402, 62103, 83693, 107417, 124206, 167386, 214834, 251079, 322251, 502158, 644502, 13641959, 27283918, 40925877, 81851754]

約数ペア:

[(1, 81851754), (2, 40925877), (3, 27283918), (6, 13641959), (127, 644502), (163, 502158), (254, 322251), (326, 251079), (381, 214834), (489, 167386), (659, 124206), (762, 107417), (978, 83693), (1318, 62103), (1977, 41402), (3954, 20701)]