3139985

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 4177656

約数和(自身を除く): 1037671

約数列:

[1, 5, 17, 41, 53, 85, 205, 265, 289, 697, 901, 1445, 2173, 3485, 4505, 10865, 11849, 15317, 36941, 59245, 76585, 184705, 627997, 3139985]

約数ペア:

[(1, 3139985), (5, 627997), (17, 184705), (41, 76585), (53, 59245), (85, 36941), (205, 15317), (265, 11849), (289, 10865), (697, 4505), (901, 3485), (1445, 2173)]