158216591

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20663}}^1$

素因数の和:20726

約数の個数: 16

約数和(自身を含む): 185149440

約数和(自身を除く): 26932849

約数列:

[1, 13, 19, 31, 247, 403, 589, 7657, 20663, 268619, 392597, 640553, 5103761, 8327189, 12170507, 158216591]

約数ペア:

[(1, 158216591), (13, 12170507), (19, 8327189), (31, 5103761), (247, 640553), (403, 392597), (589, 268619), (7657, 20663)]