50780821

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 66060288

約数和(自身を除く): 15279467

約数列:

[1, 7, 13, 31, 47, 91, 217, 329, 383, 403, 611, 1457, 2681, 2821, 4277, 4979, 10199, 11873, 18001, 18941, 34853, 83111, 126007, 132587, 154349, 234013, 558031, 1080443, 1638091, 3906217, 7254403, 50780821]

約数ペア:

[(1, 50780821), (7, 7254403), (13, 3906217), (31, 1638091), (47, 1080443), (91, 558031), (217, 234013), (329, 154349), (383, 132587), (403, 126007), (611, 83111), (1457, 34853), (2681, 18941), (2821, 18001), (4277, 11873), (4979, 10199)]