81701442

素因数分解:

$2^1\times 3^2\times {\mathrm{4538969}}^1$

素因数の和:4538977

約数の個数: 12

約数和(自身を含む): 177019830

約数和(自身を除く): 95318388

約数列:

[1, 2, 3, 6, 9, 18, 4538969, 9077938, 13616907, 27233814, 40850721, 81701442]

約数ペア:

[(1, 81701442), (2, 40850721), (3, 27233814), (6, 13616907), (9, 9077938), (18, 4538969)]