13215790

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{3853}}^1$

素因数の和:3881

約数の個数: 32

約数和(自身を含む): 27748800

約数和(自身を除く): 14533010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 3853, 7706, 19265, 26971, 38530, 53942, 134855, 188797, 269710, 377594, 943985, 1321579, 1887970, 2643158, 6607895, 13215790]

約数ペア:

[(1, 13215790), (2, 6607895), (5, 2643158), (7, 1887970), (10, 1321579), (14, 943985), (35, 377594), (49, 269710), (70, 188797), (98, 134855), (245, 53942), (343, 38530), (490, 26971), (686, 19265), (1715, 7706), (3430, 3853)]