12171261

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{2333}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 17028864

約数和(自身を除く): 4857603

約数列:

[1, 3, 37, 47, 111, 141, 1739, 2333, 5217, 6999, 86321, 109651, 258963, 328953, 4057087, 12171261]

約数ペア:

[(1, 12171261), (3, 4057087), (37, 328953), (47, 258963), (111, 109651), (141, 86321), (1739, 6999), (2333, 5217)]