81897198

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{317431}}^1$

素因数の和:317479

約数の個数: 16

約数和(自身を含む): 167604096

約数和(自身を除く): 85706898

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 317431, 634862, 952293, 1904586, 13649533, 27299066, 40948599, 81897198]

約数ペア:

[(1, 81897198), (2, 40948599), (3, 27299066), (6, 13649533), (43, 1904586), (86, 952293), (129, 634862), (258, 317431)]