31442931

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3089}}^1$

素因数の和:3140

約数の個数: 32

約数和(自身を含む): 51912000

約数和(自身を除く): 20469069

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3089, 3393, 9267, 10179, 27801, 40157, 83403, 89581, 120471, 268743, 361413, 806229, 1084239, 1164553, 2418687, 3493659, 10480977, 31442931]

約数ペア:

[(1, 31442931), (3, 10480977), (9, 3493659), (13, 2418687), (27, 1164553), (29, 1084239), (39, 806229), (87, 361413), (117, 268743), (261, 120471), (351, 89581), (377, 83403), (783, 40157), (1131, 27801), (3089, 10179), (3393, 9267)]