13888070

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{4049}}^1$

素因数の和:4077

約数の個数: 32

約数和(自身を含む): 29160000

約数和(自身を除く): 15271930

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 4049, 8098, 20245, 28343, 40490, 56686, 141715, 198401, 283430, 396802, 992005, 1388807, 1984010, 2777614, 6944035, 13888070]

約数ペア:

[(1, 13888070), (2, 6944035), (5, 2777614), (7, 1984010), (10, 1388807), (14, 992005), (35, 396802), (49, 283430), (70, 198401), (98, 141715), (245, 56686), (343, 40490), (490, 28343), (686, 20245), (1715, 8098), (3430, 4049)]