258565516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{143329}}^1$

素因数の和:143385

約数の個数: 24

約数和(自身を含む): 505668240

約数和(自身を除く): 247102724

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 451, 902, 1804, 143329, 286658, 573316, 1576619, 3153238, 5876489, 6306476, 11752978, 23505956, 64641379, 129282758, 258565516]

約数ペア:

[(1, 258565516), (2, 129282758), (4, 64641379), (11, 23505956), (22, 11752978), (41, 6306476), (44, 5876489), (82, 3153238), (164, 1576619), (451, 573316), (902, 286658), (1804, 143329)]