664597232

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{245783}}^1$

素因数の和:245817

約数の個数: 30

約数和(自身を含む): 1394332632

約数和(自身を除く): 729735400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 245783, 491566, 983132, 1966264, 3195179, 3932528, 6390358, 12780716, 25561432, 41537327, 51122864, 83074654, 166149308, 332298616, 664597232]

約数ペア:

[(1, 664597232), (2, 332298616), (4, 166149308), (8, 83074654), (13, 51122864), (16, 41537327), (26, 25561432), (52, 12780716), (104, 6390358), (169, 3932528), (208, 3195179), (338, 1966264), (676, 983132), (1352, 491566), (2704, 245783)]