15715990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{479}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 30170880

約数和(自身を除く): 14454890

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 193, 386, 479, 958, 965, 1930, 2395, 3281, 4790, 6562, 8143, 16286, 16405, 32810, 40715, 81430, 92447, 184894, 462235, 924470, 1571599, 3143198, 7857995, 15715990]

約数ペア:

[(1, 15715990), (2, 7857995), (5, 3143198), (10, 1571599), (17, 924470), (34, 462235), (85, 184894), (170, 92447), (193, 81430), (386, 40715), (479, 32810), (958, 16405), (965, 16286), (1930, 8143), (2395, 6562), (3281, 4790)]