2982215

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:322

約数の個数: 16

約数和(自身を含む): 3754080

約数和(自身を除く): 771865

約数列:

[1, 5, 29, 131, 145, 157, 655, 785, 3799, 4553, 18995, 20567, 22765, 102835, 596443, 2982215]

約数ペア:

[(1, 2982215), (5, 596443), (29, 102835), (131, 22765), (145, 20567), (157, 18995), (655, 4553), (785, 3799)]