221562576

素因数分解:

$2^4\times 3^2\times {\mathrm{1538629}}^1$

素因数の和:1538643

約数の個数: 30

約数和(自身を含む): 620067890

約数和(自身を除く): 398505314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1538629, 3077258, 4615887, 6154516, 9231774, 12309032, 13847661, 18463548, 24618064, 27695322, 36927096, 55390644, 73854192, 110781288, 221562576]

約数ペア:

[(1, 221562576), (2, 110781288), (3, 73854192), (4, 55390644), (6, 36927096), (8, 27695322), (9, 24618064), (12, 18463548), (16, 13847661), (18, 12309032), (24, 9231774), (36, 6154516), (48, 4615887), (72, 3077258), (144, 1538629)]