28930070421

素因数分解:

$3^2\times 7^1\times {\mathrm{569}}^1\times {\mathrm{821}}^1\times {\mathrm{983}}^1$

素因数の和:2386

約数の個数: 48

約数和(自身を含む): 47948509440

約数和(自身を除く): 19018439019

約数列:

[1, 3, 7, 9, 21, 63, 569, 821, 983, 1707, 2463, 2949, 3983, 5121, 5747, 6881, 7389, 8847, 11949, 17241, 20643, 35847, 51723, 61929, 467149, 559327, 807043, 1401447, 1677981, 2421129, 3270043, 3915289, 4204341, 5033943, 5649301, 7263387, 9810129, 11745867, 16947903, 29430387, 35237601, 50843709, 459207467, 1377622401, 3214452269, 4132867203, 9643356807, 28930070421]

約数ペア:

[(1, 28930070421), (3, 9643356807), (7, 4132867203), (9, 3214452269), (21, 1377622401), (63, 459207467), (569, 50843709), (821, 35237601), (983, 29430387), (1707, 16947903), (2463, 11745867), (2949, 9810129), (3983, 7263387), (5121, 5649301), (5747, 5033943), (6881, 4204341), (7389, 3915289), (8847, 3270043), (11949, 2421129), (17241, 1677981), (20643, 1401447), (35847, 807043), (51723, 559327), (61929, 467149)]