26813290

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{54721}}^1$

素因数の和:54742

約数の個数: 24

約数和(自身を含む): 56144772

約数和(自身を除く): 29331482

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 54721, 109442, 273605, 383047, 547210, 766094, 1915235, 2681329, 3830470, 5362658, 13406645, 26813290]

約数ペア:

[(1, 26813290), (2, 13406645), (5, 5362658), (7, 3830470), (10, 2681329), (14, 1915235), (35, 766094), (49, 547210), (70, 383047), (98, 273605), (245, 109442), (490, 54721)]