28709583

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 46738944

約数和(自身を除く): 18029361

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 357, 411, 587, 959, 1761, 2329, 2877, 4109, 6987, 9979, 12327, 16303, 29937, 48909, 69853, 80419, 209559, 241257, 562933, 1367123, 1688799, 4101369, 9569861, 28709583]

約数ペア:

[(1, 28709583), (3, 9569861), (7, 4101369), (17, 1688799), (21, 1367123), (51, 562933), (119, 241257), (137, 209559), (357, 80419), (411, 69853), (587, 48909), (959, 29937), (1761, 16303), (2329, 12327), (2877, 9979), (4109, 6987)]