81374427

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{8719}}^1$

素因数の和:8803

約数の個数: 24

約数和(自身を含む): 126509760

約数和(自身を除く): 45135333

約数列:

[1, 3, 9, 17, 51, 61, 153, 183, 549, 1037, 3111, 8719, 9333, 26157, 78471, 148223, 444669, 531859, 1334007, 1595577, 4786731, 9041603, 27124809, 81374427]

約数ペア:

[(1, 81374427), (3, 27124809), (9, 9041603), (17, 4786731), (51, 1595577), (61, 1334007), (153, 531859), (183, 444669), (549, 148223), (1037, 78471), (3111, 26157), (8719, 9333)]