64139918

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{2137}}^1$

素因数の和:2531

約数の個数: 16

約数和(自身を含む): 98775600

約数和(自身を除く): 34635682

約数列:

[1, 2, 43, 86, 349, 698, 2137, 4274, 15007, 30014, 91891, 183782, 745813, 1491626, 32069959, 64139918]

約数ペア:

[(1, 64139918), (2, 32069959), (43, 1491626), (86, 745813), (349, 183782), (698, 91891), (2137, 30014), (4274, 15007)]