261625485

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{20071}}^1$

素因数の和:20169

約数の個数: 32

約数和(自身を含む): 462458880

約数和(自身を除く): 200833395

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 2607, 4345, 13035, 20071, 60213, 100355, 220781, 301065, 662343, 1103905, 1585609, 3311715, 4756827, 7928045, 17441699, 23784135, 52325097, 87208495, 261625485]

約数ペア:

[(1, 261625485), (3, 87208495), (5, 52325097), (11, 23784135), (15, 17441699), (33, 7928045), (55, 4756827), (79, 3311715), (165, 1585609), (237, 1103905), (395, 662343), (869, 301065), (1185, 220781), (2607, 100355), (4345, 60213), (13035, 20071)]