143722341

素因数分解:

$3^2\times 7^2\times {\mathrm{325901}}^1$

素因数の和:325921

約数の個数: 18

約数和(自身を含む): 241493382

約数和(自身を除く): 97771041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 325901, 977703, 2281307, 2933109, 6843921, 15969149, 20531763, 47907447, 143722341]

約数ペア:

[(1, 143722341), (3, 47907447), (7, 20531763), (9, 15969149), (21, 6843921), (49, 2933109), (63, 2281307), (147, 977703), (441, 325901)]