388397934145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1362059}}^1$

素因数の和:1362225

約数の個数: 32

約数和(自身を含む): 518977549440

約数和(自身を除く): 130579615295

約数列:

[1, 5, 13, 41, 65, 107, 205, 533, 535, 1391, 2665, 4387, 6955, 21935, 57031, 285155, 1362059, 6810295, 17706767, 55844419, 88533835, 145740313, 279222095, 725977447, 728701565, 1894624069, 3629887235, 5975352833, 9473120345, 29876764165, 77679586829, 388397934145]

約数ペア:

[(1, 388397934145), (5, 77679586829), (13, 29876764165), (41, 9473120345), (65, 5975352833), (107, 3629887235), (205, 1894624069), (533, 728701565), (535, 725977447), (1391, 279222095), (2665, 145740313), (4387, 88533835), (6955, 55844419), (21935, 17706767), (57031, 6810295), (285155, 1362059)]