28737356

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{431}}^1$

素因数の和:725

約数の個数: 24

約数和(自身を含む): 51287040

約数和(自身を除く): 22549684

約数列:

[1, 2, 4, 79, 158, 211, 316, 422, 431, 844, 862, 1724, 16669, 33338, 34049, 66676, 68098, 90941, 136196, 181882, 363764, 7184339, 14368678, 28737356]

約数ペア:

[(1, 28737356), (2, 14368678), (4, 7184339), (79, 363764), (158, 181882), (211, 136196), (316, 90941), (422, 68098), (431, 66676), (844, 34049), (862, 33338), (1724, 16669)]