28112578

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 48335616

約数和(自身を除く): 20223038

約数列:

[1, 2, 13, 23, 26, 46, 53, 106, 299, 598, 689, 887, 1219, 1378, 1774, 2438, 11531, 15847, 20401, 23062, 31694, 40802, 47011, 94022, 265213, 530426, 611143, 1081253, 1222286, 2162506, 14056289, 28112578]

約数ペア:

[(1, 28112578), (2, 14056289), (13, 2162506), (23, 1222286), (26, 1081253), (46, 611143), (53, 530426), (106, 265213), (299, 94022), (598, 47011), (689, 40802), (887, 31694), (1219, 23062), (1378, 20401), (1774, 15847), (2438, 11531)]