428384

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{1217}}^1$

素因数の和:1238

約数の個数: 24

約数和(自身を含む): 920808

約数和(自身を除く): 492424

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 1217, 2434, 4868, 9736, 13387, 19472, 26774, 38944, 53548, 107096, 214192, 428384]

約数ペア:

[(1, 428384), (2, 214192), (4, 107096), (8, 53548), (11, 38944), (16, 26774), (22, 19472), (32, 13387), (44, 9736), (88, 4868), (176, 2434), (352, 1217)]