68618205

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 133747200

約数和(自身を除く): 65128995

約数列:

[1, 3, 5, 9, 15, 17, 27, 29, 45, 51, 85, 87, 135, 145, 153, 255, 261, 435, 459, 493, 765, 783, 1031, 1305, 1479, 2295, 2465, 3093, 3915, 4437, 5155, 7395, 9279, 13311, 15465, 17527, 22185, 27837, 29899, 46395, 52581, 66555, 87635, 89697, 139185, 149495, 157743, 262905, 269091, 448485, 473229, 508283, 788715, 807273, 1345455, 1524849, 2366145, 2541415, 4036365, 4574547, 7624245, 13723641, 22872735, 68618205]

約数ペア:

[(1, 68618205), (3, 22872735), (5, 13723641), (9, 7624245), (15, 4574547), (17, 4036365), (27, 2541415), (29, 2366145), (45, 1524849), (51, 1345455), (85, 807273), (87, 788715), (135, 508283), (145, 473229), (153, 448485), (255, 269091), (261, 262905), (435, 157743), (459, 149495), (493, 139185), (765, 89697), (783, 87635), (1031, 66555), (1305, 52581), (1479, 46395), (2295, 29899), (2465, 27837), (3093, 22185), (3915, 17527), (4437, 15465), (5155, 13311), (7395, 9279)]