2190389159

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{138641}}^1$

素因数の和:138746

約数の個数: 16

約数和(自身を含む): 2613124416

約数和(自身を除く): 422735257

約数列:

[1, 7, 37, 61, 259, 427, 2257, 15799, 138641, 970487, 5129717, 8457101, 35908019, 59199707, 312912737, 2190389159]

約数ペア:

[(1, 2190389159), (7, 312912737), (37, 59199707), (61, 35908019), (259, 8457101), (427, 5129717), (2257, 970487), (15799, 138641)]