72969579

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{6481}}^1$

素因数の和:6632

約数の個数: 20

約数和(自身を含む): 109805080

約数和(自身を除く): 36835501

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 6481, 11259, 19443, 58329, 174987, 524961, 900859, 2702577, 8107731, 24323193, 72969579]

約数ペア:

[(1, 72969579), (3, 24323193), (9, 8107731), (27, 2702577), (81, 900859), (139, 524961), (417, 174987), (1251, 58329), (3753, 19443), (6481, 11259)]