201597975

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 376202112

約数和(自身を除く): 174604137

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 67, 75, 129, 201, 215, 225, 311, 335, 387, 603, 645, 933, 1005, 1075, 1555, 1675, 1935, 2799, 2881, 3015, 3225, 4665, 5025, 7775, 8643, 9675, 13373, 13995, 14405, 15075, 20837, 23325, 25929, 40119, 43215, 62511, 66865, 69975, 72025, 104185, 120357, 129645, 187533, 200595, 216075, 312555, 334325, 520925, 601785, 648225, 895991, 937665, 1002975, 1562775, 2687973, 3008925, 4479955, 4688325, 8063919, 13439865, 22399775, 40319595, 67199325, 201597975]

約数ペア:

[(1, 201597975), (3, 67199325), (5, 40319595), (9, 22399775), (15, 13439865), (25, 8063919), (43, 4688325), (45, 4479955), (67, 3008925), (75, 2687973), (129, 1562775), (201, 1002975), (215, 937665), (225, 895991), (311, 648225), (335, 601785), (387, 520925), (603, 334325), (645, 312555), (933, 216075), (1005, 200595), (1075, 187533), (1555, 129645), (1675, 120357), (1935, 104185), (2799, 72025), (2881, 69975), (3015, 66865), (3225, 62511), (4665, 43215), (5025, 40119), (7775, 25929), (8643, 23325), (9675, 20837), (13373, 15075), (13995, 14405)]