255530715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{81509}}^1$

素因数の和:81547

約数の個数: 32

約数和(自身を含む): 469497600

約数和(自身を除く): 213966885

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 95, 165, 209, 285, 627, 1045, 3135, 81509, 244527, 407545, 896599, 1222635, 1548671, 2689797, 4482995, 4646013, 7743355, 13448985, 17035381, 23230065, 51106143, 85176905, 255530715]

約数ペア:

[(1, 255530715), (3, 85176905), (5, 51106143), (11, 23230065), (15, 17035381), (19, 13448985), (33, 7743355), (55, 4646013), (57, 4482995), (95, 2689797), (165, 1548671), (209, 1222635), (285, 896599), (627, 407545), (1045, 244527), (3135, 81509)]