2912640017

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{51287}}^1$

素因数の和:51381

約数の個数: 24

約数和(自身を含む): 3625035840

約数和(自身を除く): 712395823

約数列:

[1, 7, 19, 49, 61, 133, 427, 931, 1159, 2989, 8113, 51287, 56791, 359009, 974453, 2513063, 3128507, 6821171, 21899549, 47748197, 59441633, 153296843, 416091431, 2912640017]

約数ペア:

[(1, 2912640017), (7, 416091431), (19, 153296843), (49, 59441633), (61, 47748197), (133, 21899549), (427, 6821171), (931, 3128507), (1159, 2513063), (2989, 974453), (8113, 359009), (51287, 56791)]