663910528

素因数分解:

$2^7\times {\mathrm{419}}^1\times {\mathrm{12379}}^1$

素因数の和:12812

約数の個数: 32

約数和(自身を含む): 1325898000

約数和(自身を除く): 661987472

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 419, 838, 1676, 3352, 6704, 12379, 13408, 24758, 26816, 49516, 53632, 99032, 198064, 396128, 792256, 1584512, 5186801, 10373602, 20747204, 41494408, 82988816, 165977632, 331955264, 663910528]

約数ペア:

[(1, 663910528), (2, 331955264), (4, 165977632), (8, 82988816), (16, 41494408), (32, 20747204), (64, 10373602), (128, 5186801), (419, 1584512), (838, 792256), (1676, 396128), (3352, 198064), (6704, 99032), (12379, 53632), (13408, 49516), (24758, 26816)]