328673768

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{13457}}^1$

素因数の和:13577

約数の個数: 32

約数和(自身を含む): 639524160

約数和(自身を除く): 310850392

約数列:

[1, 2, 4, 8, 43, 71, 86, 142, 172, 284, 344, 568, 3053, 6106, 12212, 13457, 24424, 26914, 53828, 107656, 578651, 955447, 1157302, 1910894, 2314604, 3821788, 4629208, 7643576, 41084221, 82168442, 164336884, 328673768]

約数ペア:

[(1, 328673768), (2, 164336884), (4, 82168442), (8, 41084221), (43, 7643576), (71, 4629208), (86, 3821788), (142, 2314604), (172, 1910894), (284, 1157302), (344, 955447), (568, 578651), (3053, 107656), (6106, 53828), (12212, 26914), (13457, 24424)]