68521005

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2339}}^1$

素因数の和:2391

約数の個数: 64

約数和(自身を含む): 143769600

約数和(自身を除く): 75248595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1085, 1395, 1953, 2339, 3255, 4185, 5859, 7017, 9765, 11695, 16373, 21051, 29295, 35085, 49119, 63153, 72509, 81865, 105255, 147357, 217527, 245595, 315765, 362545, 442071, 507563, 652581, 736785, 1087635, 1522689, 1957743, 2210355, 2537815, 3262905, 4568067, 7613445, 9788715, 13704201, 22840335, 68521005]

約数ペア:

[(1, 68521005), (3, 22840335), (5, 13704201), (7, 9788715), (9, 7613445), (15, 4568067), (21, 3262905), (27, 2537815), (31, 2210355), (35, 1957743), (45, 1522689), (63, 1087635), (93, 736785), (105, 652581), (135, 507563), (155, 442071), (189, 362545), (217, 315765), (279, 245595), (315, 217527), (465, 147357), (651, 105255), (837, 81865), (945, 72509), (1085, 63153), (1395, 49119), (1953, 35085), (2339, 29295), (3255, 21051), (4185, 16373), (5859, 11695), (7017, 9765)]