722728655

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1861}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 991001088

約数和(自身を除く): 268272433

約数列:

[1, 5, 11, 23, 55, 115, 253, 307, 1265, 1535, 1861, 3377, 7061, 9305, 16885, 20471, 35305, 42803, 77671, 102355, 214015, 388355, 470833, 571327, 2354165, 2856635, 6284597, 13140521, 31422985, 65702605, 144545731, 722728655]

約数ペア:

[(1, 722728655), (5, 144545731), (11, 65702605), (23, 31422985), (55, 13140521), (115, 6284597), (253, 2856635), (307, 2354165), (1265, 571327), (1535, 470833), (1861, 388355), (3377, 214015), (7061, 102355), (9305, 77671), (16885, 42803), (20471, 35305)]