78520454

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{5407}}^1$

素因数の和:5599

約数の個数: 16

約数和(自身を含む): 120901248

約数和(自身を除く): 42380794

約数列:

[1, 2, 53, 106, 137, 274, 5407, 7261, 10814, 14522, 286571, 573142, 740759, 1481518, 39260227, 78520454]

約数ペア:

[(1, 78520454), (2, 39260227), (53, 1481518), (106, 740759), (137, 573142), (274, 286571), (5407, 14522), (7261, 10814)]