1293368128

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1554529}}^1$

素因数の和:1554554

約数の個数: 28

約数和(自身を含む): 2763954340

約数和(自身を除く): 1470586212

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1554529, 3109058, 6218116, 12436232, 20208877, 24872464, 40417754, 49744928, 80835508, 99489856, 161671016, 323342032, 646684064, 1293368128]

約数ペア:

[(1, 1293368128), (2, 646684064), (4, 323342032), (8, 161671016), (13, 99489856), (16, 80835508), (26, 49744928), (32, 40417754), (52, 24872464), (64, 20208877), (104, 12436232), (208, 6218116), (416, 3109058), (832, 1554529)]