980865

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 1729728

約数和(自身を除く): 748863

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 307, 355, 639, 921, 1065, 1535, 2763, 3195, 4605, 13815, 21797, 65391, 108985, 196173, 326955, 980865]

約数ペア:

[(1, 980865), (3, 326955), (5, 196173), (9, 108985), (15, 65391), (45, 21797), (71, 13815), (213, 4605), (307, 3195), (355, 2763), (639, 1535), (921, 1065)]