165786021921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137126569}}^1$

素因数の和:137126616

約数の個数: 16

約数和(自身を含む): 245730813440

約数和(自身を除く): 79944791519

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 137126569, 411379707, 1782645397, 4250923639, 5347936191, 12752770917, 55262007307, 165786021921]

約数ペア:

[(1, 165786021921), (3, 55262007307), (13, 12752770917), (31, 5347936191), (39, 4250923639), (93, 1782645397), (403, 411379707), (1209, 137126569)]