31563135

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{809}}^1$

素因数の和:857

約数の個数: 48

約数和(自身を含む): 59680800

約数和(自身を除く): 28117665

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 459, 765, 809, 867, 1445, 2295, 2427, 2601, 4045, 4335, 7281, 7803, 12135, 13005, 13753, 21843, 36405, 39015, 41259, 68765, 109215, 123777, 206295, 233801, 371331, 618885, 701403, 1169005, 1856655, 2104209, 3507015, 6312627, 10521045, 31563135]

約数ペア:

[(1, 31563135), (3, 10521045), (5, 6312627), (9, 3507015), (15, 2104209), (17, 1856655), (27, 1169005), (45, 701403), (51, 618885), (85, 371331), (135, 233801), (153, 206295), (255, 123777), (289, 109215), (459, 68765), (765, 41259), (809, 39015), (867, 36405), (1445, 21843), (2295, 13753), (2427, 13005), (2601, 12135), (4045, 7803), (4335, 7281)]