201513970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{411253}}^1$

素因数の和:411274

約数の個数: 24

約数和(自身を含む): 421946604

約数和(自身を除く): 220432634

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 411253, 822506, 2056265, 2878771, 4112530, 5757542, 14393855, 20151397, 28787710, 40302794, 100756985, 201513970]

約数ペア:

[(1, 201513970), (2, 100756985), (5, 40302794), (7, 28787710), (10, 20151397), (14, 14393855), (35, 5757542), (49, 4112530), (70, 2878771), (98, 2056265), (245, 822506), (490, 411253)]