1663000275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{797}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 2821319424

約数和(自身を除く): 1158319149

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 647, 797, 1075, 1941, 2391, 3225, 3235, 3985, 9705, 11955, 16175, 19925, 27821, 34271, 48525, 59775, 83463, 102813, 139105, 171355, 417315, 514065, 515659, 695525, 856775, 1546977, 2086575, 2570325, 2578295, 7734885, 12891475, 22173337, 38674425, 66520011, 110866685, 332600055, 554333425, 1663000275]

約数ペア:

[(1, 1663000275), (3, 554333425), (5, 332600055), (15, 110866685), (25, 66520011), (43, 38674425), (75, 22173337), (129, 12891475), (215, 7734885), (645, 2578295), (647, 2570325), (797, 2086575), (1075, 1546977), (1941, 856775), (2391, 695525), (3225, 515659), (3235, 514065), (3985, 417315), (9705, 171355), (11955, 139105), (16175, 102813), (19925, 83463), (27821, 59775), (34271, 48525)]