7221995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{6911}}^1$

素因数の和:6946

約数の個数: 16

約数和(自身を含む): 9953280

約数和(自身を除く): 2731285

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 6911, 34555, 76021, 131309, 380105, 656545, 1444399, 7221995]

約数ペア:

[(1, 7221995), (5, 1444399), (11, 656545), (19, 380105), (55, 131309), (95, 76021), (209, 34555), (1045, 6911)]