28278300447

素因数分解:

$3^3\times {\mathrm{5557}}^1\times {\mathrm{188473}}^1$

素因数の和:194039

約数の個数: 16

約数和(自身を含む): 41901539680

約数和(自身を除く): 13623239233

約数列:

[1, 3, 9, 27, 5557, 16671, 50013, 150039, 188473, 565419, 1696257, 5088771, 1047344461, 3142033383, 9426100149, 28278300447]

約数ペア:

[(1, 28278300447), (3, 9426100149), (9, 3142033383), (27, 1047344461), (5557, 5088771), (16671, 1696257), (50013, 565419), (150039, 188473)]