87260691

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 138018816

約数和(自身を除く): 50758125

約数列:

[1, 3, 7, 21, 31, 93, 217, 311, 431, 651, 933, 1293, 2177, 3017, 6531, 9051, 9641, 13361, 28923, 40083, 67487, 93527, 134041, 202461, 280581, 402123, 938287, 2814861, 4155271, 12465813, 29086897, 87260691]

約数ペア:

[(1, 87260691), (3, 29086897), (7, 12465813), (21, 4155271), (31, 2814861), (93, 938287), (217, 402123), (311, 280581), (431, 202461), (651, 134041), (933, 93527), (1293, 67487), (2177, 40083), (3017, 28923), (6531, 13361), (9051, 9641)]