221479852

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{193}}^1\times {\mathrm{2371}}^1$

素因数の和:2590

約数の個数: 36

約数和(自身を含む): 428416408

約数和(自身を除く): 206936556

約数列:

[1, 2, 4, 11, 22, 44, 121, 193, 242, 386, 484, 772, 2123, 2371, 4246, 4742, 8492, 9484, 23353, 26081, 46706, 52162, 93412, 104324, 286891, 457603, 573782, 915206, 1147564, 1830412, 5033633, 10067266, 20134532, 55369963, 110739926, 221479852]

約数ペア:

[(1, 221479852), (2, 110739926), (4, 55369963), (11, 20134532), (22, 10067266), (44, 5033633), (121, 1830412), (193, 1147564), (242, 915206), (386, 573782), (484, 457603), (772, 286891), (2123, 104324), (2371, 93412), (4246, 52162), (4742, 46706), (8492, 26081), (9484, 23353)]