812909955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3907}}^1$

素因数の和:4036

約数の個数: 64

約数和(自身を含む): 1544191488

約数和(自身を除く): 731281533

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 97, 143, 165, 195, 291, 429, 485, 715, 1067, 1261, 1455, 2145, 3201, 3783, 3907, 5335, 6305, 11721, 13871, 16005, 18915, 19535, 41613, 42977, 50791, 58605, 69355, 128931, 152373, 208065, 214885, 253955, 378979, 558701, 644655, 761865, 1136937, 1676103, 1894895, 2793505, 4168769, 4926727, 5684685, 8380515, 12506307, 14780181, 20843845, 24633635, 54193997, 62531535, 73900905, 162581991, 270969985, 812909955]

約数ペア:

[(1, 812909955), (3, 270969985), (5, 162581991), (11, 73900905), (13, 62531535), (15, 54193997), (33, 24633635), (39, 20843845), (55, 14780181), (65, 12506307), (97, 8380515), (143, 5684685), (165, 4926727), (195, 4168769), (291, 2793505), (429, 1894895), (485, 1676103), (715, 1136937), (1067, 761865), (1261, 644655), (1455, 558701), (2145, 378979), (3201, 253955), (3783, 214885), (3907, 208065), (5335, 152373), (6305, 128931), (11721, 69355), (13871, 58605), (16005, 50791), (18915, 42977), (19535, 41613)]