71493903

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1109}}^1$

素因数の和:1176

約数の個数: 48

約数和(自身を含む): 121212000

約数和(自身を除く): 49718097

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 171, 247, 261, 377, 551, 741, 1109, 1131, 1653, 2223, 3327, 3393, 4959, 7163, 9981, 14417, 21071, 21489, 32161, 43251, 63213, 64467, 96483, 129753, 189639, 273923, 289449, 418093, 611059, 821769, 1254279, 1833177, 2465307, 3762837, 5499531, 7943767, 23831301, 71493903]

約数ペア:

[(1, 71493903), (3, 23831301), (9, 7943767), (13, 5499531), (19, 3762837), (29, 2465307), (39, 1833177), (57, 1254279), (87, 821769), (117, 611059), (171, 418093), (247, 289449), (261, 273923), (377, 189639), (551, 129753), (741, 96483), (1109, 64467), (1131, 63213), (1653, 43251), (2223, 32161), (3327, 21489), (3393, 21071), (4959, 14417), (7163, 9981)]