31653297

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 53726400

約数和(自身を除く): 22073103

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 491, 551, 741, 1131, 1473, 1653, 2223, 3393, 4419, 4959, 6383, 7163, 9329, 14239, 19149, 21489, 27987, 42717, 57447, 64467, 83961, 121277, 128151, 185107, 270541, 363831, 555321, 811623, 1091493, 1665963, 2434869, 3517033, 10551099, 31653297]

約数ペア:

[(1, 31653297), (3, 10551099), (9, 3517033), (13, 2434869), (19, 1665963), (29, 1091493), (39, 811623), (57, 555321), (87, 363831), (117, 270541), (171, 185107), (247, 128151), (261, 121277), (377, 83961), (491, 64467), (551, 57447), (741, 42717), (1131, 27987), (1473, 21489), (1653, 19149), (2223, 14239), (3393, 9329), (4419, 7163), (4959, 6383)]