13151999

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1399}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 16128000

約数和(自身を除く): 2976001

約数列:

[1, 7, 17, 79, 119, 553, 1343, 1399, 9401, 9793, 23783, 110521, 166481, 773647, 1878857, 13151999]

約数ペア:

[(1, 13151999), (7, 1878857), (17, 773647), (79, 166481), (119, 110521), (553, 23783), (1343, 9793), (1399, 9401)]