15978470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 30673728

約数和(自身を除く): 14695258

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 193, 386, 487, 965, 974, 1930, 2435, 3281, 4870, 6562, 8279, 16405, 16558, 32810, 41395, 82790, 93991, 187982, 469955, 939910, 1597847, 3195694, 7989235, 15978470]

約数ペア:

[(1, 15978470), (2, 7989235), (5, 3195694), (10, 1597847), (17, 939910), (34, 469955), (85, 187982), (170, 93991), (193, 82790), (386, 41395), (487, 32810), (965, 16558), (974, 16405), (1930, 8279), (2435, 6562), (3281, 4870)]