31008627

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 54241200

約数和(自身を除く): 23232573

約数列:

[1, 3, 9, 13, 19, 29, 37, 39, 57, 87, 111, 117, 169, 171, 247, 261, 333, 377, 481, 507, 551, 703, 741, 1073, 1131, 1443, 1521, 1653, 2109, 2223, 3211, 3219, 3393, 4329, 4901, 4959, 6253, 6327, 7163, 9139, 9633, 9657, 13949, 14703, 18759, 20387, 21489, 27417, 28899, 41847, 44109, 56277, 61161, 64467, 82251, 93119, 118807, 125541, 181337, 183483, 265031, 279357, 356421, 544011, 795093, 838071, 1069263, 1632033, 2385279, 3445403, 10336209, 31008627]

約数ペア:

[(1, 31008627), (3, 10336209), (9, 3445403), (13, 2385279), (19, 1632033), (29, 1069263), (37, 838071), (39, 795093), (57, 544011), (87, 356421), (111, 279357), (117, 265031), (169, 183483), (171, 181337), (247, 125541), (261, 118807), (333, 93119), (377, 82251), (481, 64467), (507, 61161), (551, 56277), (703, 44109), (741, 41847), (1073, 28899), (1131, 27417), (1443, 21489), (1521, 20387), (1653, 18759), (2109, 14703), (2223, 13949), (3211, 9657), (3219, 9633), (3393, 9139), (4329, 7163), (4901, 6327), (4959, 6253)]