1285381438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{3911}}^1\times {\mathrm{14939}}^1$

素因数の和:18863

約数の個数: 16

約数和(自身を含む): 2104030080

約数和(自身を除く): 818648642

約数列:

[1, 2, 11, 22, 3911, 7822, 14939, 29878, 43021, 86042, 164329, 328658, 58426429, 116852858, 642690719, 1285381438]

約数ペア:

[(1, 1285381438), (2, 642690719), (11, 116852858), (22, 58426429), (3911, 328658), (7822, 164329), (14939, 86042), (29878, 43021)]