28380433

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 31069440

約数和(自身を除く): 2689007

約数列:

[1, 19, 47, 61, 521, 893, 1159, 2867, 9899, 24487, 31781, 54473, 465253, 603839, 1493707, 28380433]

約数ペア:

[(1, 28380433), (19, 1493707), (47, 603839), (61, 465253), (521, 54473), (893, 31781), (1159, 24487), (2867, 9899)]