9903123

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 15584400

約数和(自身を除く): 5681277

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 1997, 4959, 5991, 17973, 37943, 57913, 113829, 173739, 341487, 521217, 1100347, 3301041, 9903123]

約数ペア:

[(1, 9903123), (3, 3301041), (9, 1100347), (19, 521217), (29, 341487), (57, 173739), (87, 113829), (171, 57913), (261, 37943), (551, 17973), (1653, 5991), (1997, 4959)]