28804950727

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{21341}}^1$

素因数の和:21547

約数の個数: 32

約数和(自身を含む): 34932585600

約数和(自身を除く): 6127634873

約数列:

[1, 7, 29, 61, 109, 203, 427, 763, 1769, 3161, 6649, 12383, 21341, 22127, 46543, 149387, 192821, 618889, 1301801, 1349747, 2326169, 4332223, 9112607, 16283183, 37752229, 67458901, 141896309, 264265603, 472212307, 993274163, 4114992961, 28804950727]

約数ペア:

[(1, 28804950727), (7, 4114992961), (29, 993274163), (61, 472212307), (109, 264265603), (203, 141896309), (427, 67458901), (763, 37752229), (1769, 16283183), (3161, 9112607), (6649, 4332223), (12383, 2326169), (21341, 1349747), (22127, 1301801), (46543, 618889), (149387, 192821)]