17187325

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 22605696

約数和(自身を除く): 5418371

約数列:

[1, 5, 23, 25, 71, 115, 355, 421, 575, 1633, 1775, 2105, 8165, 9683, 10525, 29891, 40825, 48415, 149455, 242075, 687493, 747275, 3437465, 17187325]

約数ペア:

[(1, 17187325), (5, 3437465), (23, 747275), (25, 687493), (71, 242075), (115, 149455), (355, 48415), (421, 40825), (575, 29891), (1633, 10525), (1775, 9683), (2105, 8165)]