28556715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9109}}^1$

素因数の和:9147

約数の個数: 32

約数和(自身を含む): 52473600

約数和(自身を除く): 23916885

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 9109, 27327, 45545, 100199, 136635, 173071, 300597, 500995, 519213, 865355, 1502985, 1903781, 2596065, 5711343, 9518905, 28556715]

約数ペア:

[(1, 28556715), (3, 9518905), (5, 5711343), (11, 2596065), (15, 1903781), (19, 1502985), (33, 865355), (55, 519213), (57, 500995), (95, 300597), (165, 173071), (209, 136635), (285, 100199), (627, 45545), (1045, 27327), (3135, 9109)]