78428406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1867343}}^1$

素因数の和:1867355

約数の個数: 16

約数和(自身を含む): 179265024

約数和(自身を除く): 100836618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1867343, 3734686, 5602029, 11204058, 13071401, 26142802, 39214203, 78428406]

約数ペア:

[(1, 78428406), (2, 39214203), (3, 26142802), (6, 13071401), (7, 11204058), (14, 5602029), (21, 3734686), (42, 1867343)]