650123235

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1\times {\mathrm{1249}}^1$

素因数の和:1572

約数の個数: 48

約数和(自身を含む): 1158300000

約数和(自身を除く): 508176765

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 269, 387, 645, 807, 1249, 1345, 1935, 2421, 3747, 4035, 6245, 11241, 11567, 12105, 18735, 34701, 53707, 56205, 57835, 104103, 161121, 173505, 268535, 335981, 483363, 520515, 805605, 1007943, 1679905, 2416815, 3023829, 5039715, 14447183, 15119145, 43341549, 72235915, 130024647, 216707745, 650123235]

約数ペア:

[(1, 650123235), (3, 216707745), (5, 130024647), (9, 72235915), (15, 43341549), (43, 15119145), (45, 14447183), (129, 5039715), (215, 3023829), (269, 2416815), (387, 1679905), (645, 1007943), (807, 805605), (1249, 520515), (1345, 483363), (1935, 335981), (2421, 268535), (3747, 173505), (4035, 161121), (6245, 104103), (11241, 57835), (11567, 56205), (12105, 53707), (18735, 34701)]