389941515

素因数分解:

$3^2\times 5^1\times {\mathrm{823}}^1\times {\mathrm{10529}}^1$

素因数の和:11363

約数の個数: 24

約数和(自身を含む): 676784160

約数和(自身を除く): 286842645

約数列:

[1, 3, 5, 9, 15, 45, 823, 2469, 4115, 7407, 10529, 12345, 31587, 37035, 52645, 94761, 157935, 473805, 8665367, 25996101, 43326835, 77988303, 129980505, 389941515]

約数ペア:

[(1, 389941515), (3, 129980505), (5, 77988303), (9, 43326835), (15, 25996101), (45, 8665367), (823, 473805), (2469, 157935), (4115, 94761), (7407, 52645), (10529, 37035), (12345, 31587)]