1380451401

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1\times {\mathrm{751}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 2308700160

約数和(自身を除く): 928248759

約数列:

[1, 3, 7, 9, 21, 63, 163, 179, 489, 537, 751, 1141, 1253, 1467, 1611, 2253, 3423, 3759, 5257, 6759, 10269, 11277, 15771, 29177, 47313, 87531, 122413, 134429, 204239, 262593, 367239, 403287, 612717, 856891, 941003, 1101717, 1209861, 1838151, 2570673, 2823009, 7712019, 8469027, 21911927, 65735781, 153383489, 197207343, 460150467, 1380451401]

約数ペア:

[(1, 1380451401), (3, 460150467), (7, 197207343), (9, 153383489), (21, 65735781), (63, 21911927), (163, 8469027), (179, 7712019), (489, 2823009), (537, 2570673), (751, 1838151), (1141, 1209861), (1253, 1101717), (1467, 941003), (1611, 856891), (2253, 612717), (3423, 403287), (3759, 367239), (5257, 262593), (6759, 204239), (10269, 134429), (11277, 122413), (15771, 87531), (29177, 47313)]