672061117

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{81157}}^1$

素因数の和:81197

約数の個数: 18

約数和(自身を含む): 846559098

約数和(自身を除く): 174497981

約数列:

[1, 7, 13, 49, 91, 169, 637, 1183, 8281, 81157, 568099, 1055041, 3976693, 7385287, 13715533, 51697009, 96008731, 672061117]

約数ペア:

[(1, 672061117), (7, 96008731), (13, 51697009), (49, 13715533), (91, 7385287), (169, 3976693), (637, 1055041), (1183, 568099), (8281, 81157)]