2218715

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:262

約数の個数: 16

約数和(自身を含む): 2782080

約数和(自身を除く): 563365

約数列:

[1, 5, 41, 79, 137, 205, 395, 685, 3239, 5617, 10823, 16195, 28085, 54115, 443743, 2218715]

約数ペア:

[(1, 2218715), (5, 443743), (41, 54115), (79, 28085), (137, 16195), (205, 10823), (395, 5617), (685, 3239)]