211328307

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{569}}^1\times {\mathrm{1423}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 316555200

約数和(自身を除く): 105226893

約数列:

[1, 3, 9, 29, 87, 261, 569, 1423, 1707, 4269, 5121, 12807, 16501, 41267, 49503, 123801, 148509, 371403, 809687, 2429061, 7287183, 23480923, 70442769, 211328307]

約数ペア:

[(1, 211328307), (3, 70442769), (9, 23480923), (29, 7287183), (87, 2429061), (261, 809687), (569, 371403), (1423, 148509), (1707, 123801), (4269, 49503), (5121, 41267), (12807, 16501)]