653485456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101347}}^1$

素因数の和:101399

約数の個数: 40

約数和(自身を含む): 1407521024

約数和(自身を除く): 754035568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 101347, 202694, 405388, 810776, 1317511, 1621552, 2635022, 3141757, 5270044, 6283514, 10540088, 12567028, 21080176, 25134056, 40842841, 50268112, 81685682, 163371364, 326742728, 653485456]

約数ペア:

[(1, 653485456), (2, 326742728), (4, 163371364), (8, 81685682), (13, 50268112), (16, 40842841), (26, 25134056), (31, 21080176), (52, 12567028), (62, 10540088), (104, 6283514), (124, 5270044), (208, 3141757), (248, 2635022), (403, 1621552), (496, 1317511), (806, 810776), (1612, 405388), (3224, 202694), (6448, 101347)]