189148281

素因数分解:

$3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{9257}}^1$

素因数の和:9413

約数の個数: 24

約数和(自身を含む): 295515360

約数和(自身を除く): 106367079

約数列:

[1, 3, 7, 21, 49, 139, 147, 417, 973, 2919, 6811, 9257, 20433, 27771, 64799, 194397, 453593, 1286723, 1360779, 3860169, 9007061, 27021183, 63049427, 189148281]

約数ペア:

[(1, 189148281), (3, 63049427), (7, 27021183), (21, 9007061), (49, 3860169), (139, 1360779), (147, 1286723), (417, 453593), (973, 194397), (2919, 64799), (6811, 27771), (9257, 20433)]