51219112

素因数分解:

$2^3\times 7^2\times {\mathrm{193}}^1\times {\mathrm{677}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 112459860

約数和(自身を除く): 61240748

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 193, 196, 386, 392, 677, 772, 1351, 1354, 1544, 2702, 2708, 4739, 5404, 5416, 9457, 9478, 10808, 18914, 18956, 33173, 37828, 37912, 66346, 75656, 130661, 132692, 261322, 265384, 522644, 914627, 1045288, 1829254, 3658508, 6402389, 7317016, 12804778, 25609556, 51219112]

約数ペア:

[(1, 51219112), (2, 25609556), (4, 12804778), (7, 7317016), (8, 6402389), (14, 3658508), (28, 1829254), (49, 1045288), (56, 914627), (98, 522644), (193, 265384), (196, 261322), (386, 132692), (392, 130661), (677, 75656), (772, 66346), (1351, 37912), (1354, 37828), (1544, 33173), (2702, 18956), (2708, 18914), (4739, 10808), (5404, 9478), (5416, 9457)]