28306772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7457}}^1$

素因数の和:7547

約数の個数: 24

約数和(自身を含む): 54085416

約数和(自身を除く): 25778644

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 7457, 14914, 29828, 96941, 193882, 387764, 544361, 1088722, 2177444, 7076693, 14153386, 28306772]

約数ペア:

[(1, 28306772), (2, 14153386), (4, 7076693), (13, 2177444), (26, 1088722), (52, 544361), (73, 387764), (146, 193882), (292, 96941), (949, 29828), (1898, 14914), (3796, 7457)]