661024

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 1608768

約数和(自身を除く): 947744

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 227, 364, 416, 454, 728, 908, 1456, 1589, 1816, 2912, 2951, 3178, 3632, 5902, 6356, 7264, 11804, 12712, 20657, 23608, 25424, 41314, 47216, 50848, 82628, 94432, 165256, 330512, 661024]

約数ペア:

[(1, 661024), (2, 330512), (4, 165256), (7, 94432), (8, 82628), (13, 50848), (14, 47216), (16, 41314), (26, 25424), (28, 23608), (32, 20657), (52, 12712), (56, 11804), (91, 7264), (104, 6356), (112, 5902), (182, 3632), (208, 3178), (224, 2951), (227, 2912), (364, 1816), (416, 1589), (454, 1456), (728, 908)]