211318670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{18553}}^1$

素因数の和:18644

約数の個数: 32

約数和(自身を含む): 408781728

約数和(自身を除く): 197463058

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 5695, 11390, 18553, 37106, 92765, 185530, 315401, 630802, 1243051, 1577005, 2486102, 3154010, 6215255, 12430510, 21131867, 42263734, 105659335, 211318670]

約数ペア:

[(1, 211318670), (2, 105659335), (5, 42263734), (10, 21131867), (17, 12430510), (34, 6215255), (67, 3154010), (85, 2486102), (134, 1577005), (170, 1243051), (335, 630802), (670, 315401), (1139, 185530), (2278, 92765), (5695, 37106), (11390, 18553)]