219952818

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{531287}}^1$

素因数の和:531318

約数の個数: 24

約数和(自身を含む): 497285568

約数和(自身を除く): 277332750

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 531287, 1062574, 1593861, 3187722, 4781583, 9563166, 12219601, 24439202, 36658803, 73317606, 109976409, 219952818]

約数ペア:

[(1, 219952818), (2, 109976409), (3, 73317606), (6, 36658803), (9, 24439202), (18, 12219601), (23, 9563166), (46, 4781583), (69, 3187722), (138, 1593861), (207, 1062574), (414, 531287)]