1271307981

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{21881}}^1$

素因数の和:22172

約数の個数: 16

約数和(自身を含む): 1720450368

約数和(自身を除く): 449142387

約数列:

[1, 3, 107, 181, 321, 543, 19367, 21881, 58101, 65643, 2341267, 3960461, 7023801, 11881383, 423769327, 1271307981]

約数ペア:

[(1, 1271307981), (3, 423769327), (107, 11881383), (181, 7023801), (321, 3960461), (543, 2341267), (19367, 65643), (21881, 58101)]