28171904

素因数分解:

$2^7\times {\mathrm{97}}^1\times {\mathrm{2269}}^1$

素因数の和:2380

約数の個数: 32

約数和(自身を含む): 56727300

約数和(自身を除く): 28555396

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 388, 776, 1552, 2269, 3104, 4538, 6208, 9076, 12416, 18152, 36304, 72608, 145216, 220093, 290432, 440186, 880372, 1760744, 3521488, 7042976, 14085952, 28171904]

約数ペア:

[(1, 28171904), (2, 14085952), (4, 7042976), (8, 3521488), (16, 1760744), (32, 880372), (64, 440186), (97, 290432), (128, 220093), (194, 145216), (388, 72608), (776, 36304), (1552, 18152), (2269, 12416), (3104, 9076), (4538, 6208)]