28409876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 29167084

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 67, 92, 134, 253, 268, 419, 506, 737, 838, 1012, 1474, 1541, 1676, 2948, 3082, 4609, 6164, 9218, 9637, 16951, 18436, 19274, 28073, 33902, 38548, 56146, 67804, 106007, 112292, 212014, 308803, 424028, 617606, 645679, 1235212, 1291358, 2582716, 7102469, 14204938, 28409876]

約数ペア:

[(1, 28409876), (2, 14204938), (4, 7102469), (11, 2582716), (22, 1291358), (23, 1235212), (44, 645679), (46, 617606), (67, 424028), (92, 308803), (134, 212014), (253, 112292), (268, 106007), (419, 67804), (506, 56146), (737, 38548), (838, 33902), (1012, 28073), (1474, 19274), (1541, 18436), (1676, 16951), (2948, 9637), (3082, 9218), (4609, 6164)]