39871885

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:753

約数の個数: 24

約数和(自身を含む): 52143336

約数和(自身を除く): 12271451

約数列:

[1, 5, 17, 41, 85, 205, 289, 673, 697, 1445, 3365, 3485, 11441, 11849, 27593, 57205, 59245, 137965, 194497, 469081, 972485, 2345405, 7974377, 39871885]

約数ペア:

[(1, 39871885), (5, 7974377), (17, 2345405), (41, 972485), (85, 469081), (205, 194497), (289, 137965), (673, 59245), (697, 57205), (1445, 27593), (3365, 11849), (3485, 11441)]