1971813

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 2977344

約数和(自身を除く): 1005531

約数列:

[1, 3, 17, 23, 41, 51, 69, 123, 391, 697, 943, 1173, 1681, 2091, 2829, 5043, 16031, 28577, 38663, 48093, 85731, 115989, 657271, 1971813]

約数ペア:

[(1, 1971813), (3, 657271), (17, 115989), (23, 85731), (41, 48093), (51, 38663), (69, 28577), (123, 16031), (391, 5043), (697, 2829), (943, 2091), (1173, 1681)]