215231939

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{8521}}^1$

素因数の和:8630

約数の個数: 16

約数和(自身を含む): 243388320

約数和(自身を除く): 28156381

約数列:

[1, 13, 29, 67, 377, 871, 1943, 8521, 25259, 110773, 247109, 570907, 3212417, 7421791, 16556303, 215231939]

約数ペア:

[(1, 215231939), (13, 16556303), (29, 7421791), (67, 3212417), (377, 570907), (871, 247109), (1943, 110773), (8521, 25259)]