71690530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{421709}}^1$

素因数の和:421733

約数の個数: 16

約数和(自身を含む): 136634040

約数和(自身を除く): 64943510

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 421709, 843418, 2108545, 4217090, 7169053, 14338106, 35845265, 71690530]

約数ペア:

[(1, 71690530), (2, 35845265), (5, 14338106), (10, 7169053), (17, 4217090), (34, 2108545), (85, 843418), (170, 421709)]