812443806723

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{213072071}}^1$

素因数の和:213072146

約数の個数: 16

約数和(自身を含む): 1145475459072

約数和(自身を除く): 333031652349

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 213072071, 639216213, 6605234201, 8735954911, 19815702603, 26207864733, 270814602241, 812443806723]

約数ペア:

[(1, 812443806723), (3, 270814602241), (31, 26207864733), (41, 19815702603), (93, 8735954911), (123, 6605234201), (1271, 639216213), (3813, 213072071)]