72567171

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{21851}}^1$

素因数の和:21904

約数の個数: 20

約数和(自身を含む): 111051864

約数和(自身を除く): 38484693

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 21851, 65553, 196659, 589977, 895891, 1769931, 2687673, 8063019, 24189057, 72567171]

約数ペア:

[(1, 72567171), (3, 24189057), (9, 8063019), (27, 2687673), (41, 1769931), (81, 895891), (123, 589977), (369, 196659), (1107, 65553), (3321, 21851)]