253449531

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{51109}}^1$

素因数の和:51163

約数の個数: 24

約数和(自身を含む): 398658000

約数和(自身を除く): 145208469

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 51109, 153327, 459981, 971071, 1482161, 2913213, 4446483, 8739639, 13339449, 28161059, 84483177, 253449531]

約数ペア:

[(1, 253449531), (3, 84483177), (9, 28161059), (19, 13339449), (29, 8739639), (57, 4446483), (87, 2913213), (171, 1482161), (261, 971071), (551, 459981), (1653, 153327), (4959, 51109)]