161749407

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{20201}}^1$

素因数の和:20378

約数の個数: 16

約数和(自身を含む): 229817952

約数和(自身を除く): 68068545

約数列:

[1, 3, 17, 51, 157, 471, 2669, 8007, 20201, 60603, 343417, 1030251, 3171557, 9514671, 53916469, 161749407]

約数ペア:

[(1, 161749407), (3, 53916469), (17, 9514671), (51, 3171557), (157, 1030251), (471, 343417), (2669, 60603), (8007, 20201)]