17961057945

素因数分解:

$3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1553053}}^1$

素因数の和:1553321

約数の個数: 24

約数和(自身を含む): 31253658696

約数和(自身を除く): 13292600751

約数列:

[1, 3, 5, 9, 15, 45, 257, 771, 1285, 2313, 3855, 11565, 1553053, 4659159, 7765265, 13977477, 23295795, 69887385, 399134621, 1197403863, 1995673105, 3592211589, 5987019315, 17961057945]

約数ペア:

[(1, 17961057945), (3, 5987019315), (5, 3592211589), (9, 1995673105), (15, 1197403863), (45, 399134621), (257, 69887385), (771, 23295795), (1285, 13977477), (2313, 7765265), (3855, 4659159), (11565, 1553053)]