138597410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{4703}}^1$

素因数の和:5138

約数の個数: 32

約数和(自身を含む): 285852672

約数和(自身を除く): 147255262

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 421, 842, 2105, 2947, 4210, 4703, 5894, 9406, 14735, 23515, 29470, 32921, 47030, 65842, 164605, 329210, 1979963, 3959926, 9899815, 13859741, 19799630, 27719482, 69298705, 138597410]

約数ペア:

[(1, 138597410), (2, 69298705), (5, 27719482), (7, 19799630), (10, 13859741), (14, 9899815), (35, 3959926), (70, 1979963), (421, 329210), (842, 164605), (2105, 65842), (2947, 47030), (4210, 32921), (4703, 29470), (5894, 23515), (9406, 14735)]