360639

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:84

約数の個数: 24

約数和(自身を含む): 579120

約数和(自身を除く): 218481

約数列:

[1, 3, 9, 19, 27, 37, 57, 111, 171, 333, 361, 513, 703, 999, 1083, 2109, 3249, 6327, 9747, 13357, 18981, 40071, 120213, 360639]

約数ペア:

[(1, 360639), (3, 120213), (9, 40071), (19, 18981), (27, 13357), (37, 9747), (57, 6327), (111, 3249), (171, 2109), (333, 1083), (361, 999), (513, 703)]