389635565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2083}}^1$

素因数の和:2297

約数の個数: 32

約数和(自身を含む): 540172800

約数和(自身を除く): 150537235

約数列:

[1, 5, 11, 19, 55, 95, 179, 209, 895, 1045, 1969, 2083, 3401, 9845, 10415, 17005, 22913, 37411, 39577, 114565, 187055, 197885, 372857, 435347, 1864285, 2176735, 4101427, 7084283, 20507135, 35421415, 77927113, 389635565]

約数ペア:

[(1, 389635565), (5, 77927113), (11, 35421415), (19, 20507135), (55, 7084283), (95, 4101427), (179, 2176735), (209, 1864285), (895, 435347), (1045, 372857), (1969, 197885), (2083, 187055), (3401, 114565), (9845, 39577), (10415, 37411), (17005, 22913)]