72987609

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{1409}}^1$

素因数の和:2000

約数の個数: 16

約数和(自身を含む): 100707840

約数和(自身を除く): 27720231

約数列:

[1, 3, 31, 93, 557, 1409, 1671, 4227, 17267, 43679, 51801, 131037, 784813, 2354439, 24329203, 72987609]

約数ペア:

[(1, 72987609), (3, 24329203), (31, 2354439), (93, 784813), (557, 131037), (1409, 51801), (1671, 43679), (4227, 17267)]