10991253

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 19207680

約数和(自身を除く): 8216427

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 163, 169, 247, 273, 399, 489, 507, 741, 1141, 1183, 1729, 2119, 3097, 3211, 3423, 3549, 5187, 6357, 9291, 9633, 14833, 21679, 22477, 27547, 40261, 44499, 65037, 67431, 82641, 120783, 192829, 281827, 523393, 578487, 845481, 1570179, 3663751, 10991253]

約数ペア:

[(1, 10991253), (3, 3663751), (7, 1570179), (13, 845481), (19, 578487), (21, 523393), (39, 281827), (57, 192829), (91, 120783), (133, 82641), (163, 67431), (169, 65037), (247, 44499), (273, 40261), (399, 27547), (489, 22477), (507, 21679), (741, 14833), (1141, 9633), (1183, 9291), (1729, 6357), (2119, 5187), (3097, 3549), (3211, 3423)]