31232655

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 60825600

約数和(自身を除く): 29592945

約数列:

[1, 3, 5, 9, 15, 17, 27, 31, 45, 51, 85, 93, 135, 153, 155, 255, 279, 439, 459, 465, 527, 765, 837, 1317, 1395, 1581, 2195, 2295, 2635, 3951, 4185, 4743, 6585, 7463, 7905, 11853, 13609, 14229, 19755, 22389, 23715, 37315, 40827, 59265, 67167, 68045, 71145, 111945, 122481, 201501, 204135, 231353, 335835, 367443, 612405, 694059, 1007505, 1156765, 1837215, 2082177, 3470295, 6246531, 10410885, 31232655]

約数ペア:

[(1, 31232655), (3, 10410885), (5, 6246531), (9, 3470295), (15, 2082177), (17, 1837215), (27, 1156765), (31, 1007505), (45, 694059), (51, 612405), (85, 367443), (93, 335835), (135, 231353), (153, 204135), (155, 201501), (255, 122481), (279, 111945), (439, 71145), (459, 68045), (465, 67167), (527, 59265), (765, 40827), (837, 37315), (1317, 23715), (1395, 22389), (1581, 19755), (2195, 14229), (2295, 13609), (2635, 11853), (3951, 7905), (4185, 7463), (4743, 6585)]