217419455

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{4549}}^1$

素因数の和:4655

約数の個数: 24

約数和(自身を含む): 290472000

約数和(自身を除く): 73052545

約数列:

[1, 5, 11, 55, 79, 121, 395, 605, 869, 4345, 4549, 9559, 22745, 47795, 50039, 250195, 359371, 550429, 1796855, 2752145, 3953081, 19765405, 43483891, 217419455]

約数ペア:

[(1, 217419455), (5, 43483891), (11, 19765405), (55, 3953081), (79, 2752145), (121, 1796855), (395, 550429), (605, 359371), (869, 250195), (4345, 50039), (4549, 47795), (9559, 22745)]