8481447

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 13392288

約数和(自身を除く): 4910841

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 1021, 2769, 3063, 8307, 9189, 13273, 39819, 72491, 119457, 217473, 652419, 942383, 2827149, 8481447]

約数ペア:

[(1, 8481447), (3, 2827149), (9, 942383), (13, 652419), (39, 217473), (71, 119457), (117, 72491), (213, 39819), (639, 13273), (923, 9189), (1021, 8307), (2769, 3063)]