331024

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1217}}^1$

素因数の和:1242

約数の個数: 20

約数和(自身を含む): 679644

約数和(自身を除く): 348620

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1217, 2434, 4868, 9736, 19472, 20689, 41378, 82756, 165512, 331024]

約数ペア:

[(1, 331024), (2, 165512), (4, 82756), (8, 41378), (16, 20689), (17, 19472), (34, 9736), (68, 4868), (136, 2434), (272, 1217)]