12220899

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{761}}^1$

素因数の和:918

約数の個数: 16

約数和(自身を含む): 16788384

約数和(自身を除く): 4567485

約数列:

[1, 3, 53, 101, 159, 303, 761, 2283, 5353, 16059, 40333, 76861, 120999, 230583, 4073633, 12220899]

約数ペア:

[(1, 12220899), (3, 4073633), (53, 230583), (101, 120999), (159, 76861), (303, 40333), (761, 16059), (2283, 5353)]