15306837

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 26703360

約数和(自身を除く): 11396523

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 169, 227, 247, 273, 399, 507, 681, 741, 1183, 1589, 1729, 2951, 3211, 3549, 4313, 4767, 5187, 8853, 9633, 12939, 20657, 22477, 30191, 38363, 56069, 61971, 67431, 90573, 115089, 168207, 268541, 392483, 728897, 805623, 1177449, 2186691, 5102279, 15306837]

約数ペア:

[(1, 15306837), (3, 5102279), (7, 2186691), (13, 1177449), (19, 805623), (21, 728897), (39, 392483), (57, 268541), (91, 168207), (133, 115089), (169, 90573), (227, 67431), (247, 61971), (273, 56069), (399, 38363), (507, 30191), (681, 22477), (741, 20657), (1183, 12939), (1589, 9633), (1729, 8853), (2951, 5187), (3211, 4767), (3549, 4313)]