81316339

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{631}}^1$

素因数の和:1098

約数の個数: 16

約数和(自身を含む): 91736064

約数和(自身を除く): 10419725

約数列:

[1, 13, 23, 299, 431, 631, 5603, 8203, 9913, 14513, 128869, 188669, 271961, 3535493, 6255103, 81316339]

約数ペア:

[(1, 81316339), (13, 6255103), (23, 3535493), (299, 271961), (431, 188669), (631, 128869), (5603, 14513), (8203, 9913)]