138731679

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31267}}^1$

素因数の和:31319

約数の個数: 24

約数和(自身を含む): 219501360

約数和(自身を除く): 80769681

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 31267, 93801, 281403, 531539, 906743, 1594617, 2720229, 4783851, 8160687, 15414631, 46243893, 138731679]

約数ペア:

[(1, 138731679), (3, 46243893), (9, 15414631), (17, 8160687), (29, 4783851), (51, 2720229), (87, 1594617), (153, 906743), (261, 531539), (493, 281403), (1479, 93801), (4437, 31267)]