78443246

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{13309}}^1$

素因数の和:13739

約数の個数: 16

約数和(自身を含む): 134803680

約数和(自身を除く): 56360434

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 13309, 26618, 93163, 186326, 5603089, 11206178, 39221623, 78443246]

約数ペア:

[(1, 78443246), (2, 39221623), (7, 11206178), (14, 5603089), (421, 186326), (842, 93163), (2947, 26618), (5894, 13309)]