81174478

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{293}}^1$

素因数の和:577

約数の個数: 48

約数和(自身を含む): 155648304

約数和(自身を除く): 74473826

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 257, 293, 514, 539, 586, 1078, 1799, 2051, 2827, 3223, 3598, 4102, 5654, 6446, 12593, 14357, 19789, 22561, 25186, 28714, 39578, 45122, 75301, 138523, 150602, 157927, 277046, 315854, 527107, 828311, 1054214, 1656622, 3689749, 5798177, 7379498, 11596354, 40587239, 81174478]

約数ペア:

[(1, 81174478), (2, 40587239), (7, 11596354), (11, 7379498), (14, 5798177), (22, 3689749), (49, 1656622), (77, 1054214), (98, 828311), (154, 527107), (257, 315854), (293, 277046), (514, 157927), (539, 150602), (586, 138523), (1078, 75301), (1799, 45122), (2051, 39578), (2827, 28714), (3223, 25186), (3598, 22561), (4102, 19789), (5654, 14357), (6446, 12593)]