16617670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{409}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 31881600

約数和(自身を除く): 15263930

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 239, 409, 478, 818, 1195, 2045, 2390, 4063, 4090, 6953, 8126, 13906, 20315, 34765, 40630, 69530, 97751, 195502, 488755, 977510, 1661767, 3323534, 8308835, 16617670]

約数ペア:

[(1, 16617670), (2, 8308835), (5, 3323534), (10, 1661767), (17, 977510), (34, 488755), (85, 195502), (170, 97751), (239, 69530), (409, 40630), (478, 34765), (818, 20315), (1195, 13906), (2045, 8126), (2390, 6953), (4063, 4090)]