28646703

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{4261}}^1$

素因数の和:4356

約数の個数: 20

約数和(自身を含む): 43318968

約数和(自身を除く): 14672265

約数列:

[1, 3, 9, 27, 81, 83, 249, 747, 2241, 4261, 6723, 12783, 38349, 115047, 345141, 353663, 1060989, 3182967, 9548901, 28646703]

約数ペア:

[(1, 28646703), (3, 9548901), (9, 3182967), (27, 1060989), (81, 353663), (83, 345141), (249, 115047), (747, 38349), (2241, 12783), (4261, 6723)]