28065136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{881}}^1$

素因数の和:1081

約数の個数: 40

約数和(自身を含む): 59714928

約数和(自身を除く): 31649792

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 181, 362, 724, 881, 1448, 1762, 1991, 2896, 3524, 3982, 7048, 7964, 9691, 14096, 15928, 19382, 31856, 38764, 77528, 155056, 159461, 318922, 637844, 1275688, 1754071, 2551376, 3508142, 7016284, 14032568, 28065136]

約数ペア:

[(1, 28065136), (2, 14032568), (4, 7016284), (8, 3508142), (11, 2551376), (16, 1754071), (22, 1275688), (44, 637844), (88, 318922), (176, 159461), (181, 155056), (362, 77528), (724, 38764), (881, 31856), (1448, 19382), (1762, 15928), (1991, 14096), (2896, 9691), (3524, 7964), (3982, 7048)]