78875937

素因数分解:

$3^4\times 7^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 146361600

約数和(自身を除く): 67485663

約数列:

[1, 3, 7, 9, 17, 21, 27, 49, 51, 63, 81, 119, 147, 153, 167, 189, 343, 357, 441, 459, 501, 567, 833, 1029, 1071, 1169, 1323, 1377, 1503, 2499, 2839, 3087, 3213, 3507, 3969, 4509, 5831, 7497, 8183, 8517, 9261, 9639, 10521, 13527, 17493, 19873, 22491, 24549, 25551, 27783, 31563, 52479, 57281, 59619, 67473, 73647, 76653, 94689, 139111, 157437, 171843, 178857, 220941, 229959, 417333, 472311, 515529, 536571, 662823, 973777, 1251999, 1546587, 1609713, 2921331, 3755997, 4639761, 8763993, 11267991, 26291979, 78875937]

約数ペア:

[(1, 78875937), (3, 26291979), (7, 11267991), (9, 8763993), (17, 4639761), (21, 3755997), (27, 2921331), (49, 1609713), (51, 1546587), (63, 1251999), (81, 973777), (119, 662823), (147, 536571), (153, 515529), (167, 472311), (189, 417333), (343, 229959), (357, 220941), (441, 178857), (459, 171843), (501, 157437), (567, 139111), (833, 94689), (1029, 76653), (1071, 73647), (1169, 67473), (1323, 59619), (1377, 57281), (1503, 52479), (2499, 31563), (2839, 27783), (3087, 25551), (3213, 24549), (3507, 22491), (3969, 19873), (4509, 17493), (5831, 13527), (7497, 10521), (8183, 9639), (8517, 9261)]