81814146

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{439861}}^1$

素因数の和:439897

約数の個数: 16

約数和(自身を含む): 168907008

約数和(自身を除く): 87092862

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 439861, 879722, 1319583, 2639166, 13635691, 27271382, 40907073, 81814146]

約数ペア:

[(1, 81814146), (2, 40907073), (3, 27271382), (6, 13635691), (31, 2639166), (62, 1319583), (93, 879722), (186, 439861)]