1897123789

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{40099}}^1$

素因数の和:40161

約数の個数: 24

約数和(自身を含む): 2303985600

約数和(自身を除く): 406861811

約数列:

[1, 11, 17, 23, 121, 187, 253, 391, 2057, 2783, 4301, 40099, 47311, 441089, 681683, 922277, 4851979, 7498513, 10145047, 15678709, 82483643, 111595517, 172465799, 1897123789]

約数ペア:

[(1, 1897123789), (11, 172465799), (17, 111595517), (23, 82483643), (121, 15678709), (187, 10145047), (253, 7498513), (391, 4851979), (2057, 922277), (2783, 681683), (4301, 441089), (40099, 47311)]