289301895

素因数分解:

$3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25819}}^1$

素因数の和:25916

約数の個数: 32

約数和(自身を含む): 520531200

約数和(自身を除く): 231229305

約数列:

[1, 3, 5, 9, 15, 27, 45, 83, 135, 249, 415, 747, 1245, 2241, 3735, 11205, 25819, 77457, 129095, 232371, 387285, 697113, 1161855, 2142977, 3485565, 6428931, 10714885, 19286793, 32144655, 57860379, 96433965, 289301895]

約数ペア:

[(1, 289301895), (3, 96433965), (5, 57860379), (9, 32144655), (15, 19286793), (27, 10714885), (45, 6428931), (83, 3485565), (135, 2142977), (249, 1161855), (415, 697113), (747, 387285), (1245, 232371), (2241, 129095), (3735, 77457), (11205, 25819)]