289370855

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{769}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 389188800

約数和(自身を除く): 99817945

約数列:

[1, 5, 17, 19, 85, 95, 233, 323, 769, 1165, 1615, 3845, 3961, 4427, 13073, 14611, 19805, 22135, 65365, 73055, 75259, 179177, 248387, 376295, 895885, 1241935, 3046009, 3404363, 15230045, 17021815, 57874171, 289370855]

約数ペア:

[(1, 289370855), (5, 57874171), (17, 17021815), (19, 15230045), (85, 3404363), (95, 3046009), (233, 1241935), (323, 895885), (769, 376295), (1165, 248387), (1615, 179177), (3845, 75259), (3961, 73055), (4427, 65365), (13073, 22135), (14611, 19805)]