81253818

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{61837}}^1$

素因数の和:61918

約数の個数: 24

約数和(自身を含む): 178464468

約数和(自身を除く): 97210650

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 61837, 123674, 185511, 371022, 556533, 1113066, 4514101, 9028202, 13542303, 27084606, 40626909, 81253818]

約数ペア:

[(1, 81253818), (2, 40626909), (3, 27084606), (6, 13542303), (9, 9028202), (18, 4514101), (73, 1113066), (146, 556533), (219, 371022), (438, 185511), (657, 123674), (1314, 61837)]