81898036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{23561}}^1$

素因数の和:23655

約数の個数: 24

約数和(自身を含む): 158336640

約数和(自身を除く): 76438604

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 23561, 47122, 94244, 259171, 518342, 1036684, 1861319, 3722638, 7445276, 20474509, 40949018, 81898036]

約数ペア:

[(1, 81898036), (2, 40949018), (4, 20474509), (11, 7445276), (22, 3722638), (44, 1861319), (79, 1036684), (158, 518342), (316, 259171), (869, 94244), (1738, 47122), (3476, 23561)]