388972116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{5099}}^1$

素因数の和:5285

約数の個数: 72

約数和(自身を含む): 1065573600

約数和(自身を除く): 676601484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 468, 489, 652, 978, 1467, 1956, 2119, 2934, 4238, 5099, 5868, 6357, 8476, 10198, 12714, 15297, 19071, 20396, 25428, 30594, 38142, 45891, 61188, 66287, 76284, 91782, 132574, 183564, 198861, 265148, 397722, 596583, 795444, 831137, 1193166, 1662274, 2386332, 2493411, 3324548, 4986822, 7480233, 9973644, 10804781, 14960466, 21609562, 29920932, 32414343, 43219124, 64828686, 97243029, 129657372, 194486058, 388972116]

約数ペア:

[(1, 388972116), (2, 194486058), (3, 129657372), (4, 97243029), (6, 64828686), (9, 43219124), (12, 32414343), (13, 29920932), (18, 21609562), (26, 14960466), (36, 10804781), (39, 9973644), (52, 7480233), (78, 4986822), (117, 3324548), (156, 2493411), (163, 2386332), (234, 1662274), (326, 1193166), (468, 831137), (489, 795444), (652, 596583), (978, 397722), (1467, 265148), (1956, 198861), (2119, 183564), (2934, 132574), (4238, 91782), (5099, 76284), (5868, 66287), (6357, 61188), (8476, 45891), (10198, 38142), (12714, 30594), (15297, 25428), (19071, 20396)]