28999098

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{22691}}^1$

素因数の和:22770

約数の個数: 24

約数和(自身を含む): 63719136

約数和(自身を除く): 34720038

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 22691, 45382, 68073, 136146, 204219, 408438, 1611061, 3222122, 4833183, 9666366, 14499549, 28999098]

約数ペア:

[(1, 28999098), (2, 14499549), (3, 9666366), (6, 4833183), (9, 3222122), (18, 1611061), (71, 408438), (142, 204219), (213, 136146), (426, 68073), (639, 45382), (1278, 22691)]