161909768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1190513}}^1$

素因数の和:1190536

約数の個数: 16

約数和(自身を含む): 321438780

約数和(自身を除く): 159529012

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1190513, 2381026, 4762052, 9524104, 20238721, 40477442, 80954884, 161909768]

約数ペア:

[(1, 161909768), (2, 80954884), (4, 40477442), (8, 20238721), (17, 9524104), (34, 4762052), (68, 2381026), (136, 1190513)]