1649061721

素因数分解:

${\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1\times {\mathrm{373}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 1688924160

約数和(自身を除く): 39862439

約数列:

[1, 79, 191, 293, 373, 15089, 23147, 29467, 55963, 71243, 109289, 4421077, 5628197, 8633831, 20874199, 1649061721]

約数ペア:

[(1, 1649061721), (79, 20874199), (191, 8633831), (293, 5628197), (373, 4421077), (15089, 109289), (23147, 71243), (29467, 55963)]