12492291

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 20275200

約数和(自身を除く): 7782909

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 239, 393, 399, 717, 917, 1673, 2489, 2751, 4541, 5019, 7467, 13623, 17423, 31309, 31787, 52269, 93927, 95361, 219163, 594871, 657489, 1784613, 4164097, 12492291]

約数ペア:

[(1, 12492291), (3, 4164097), (7, 1784613), (19, 657489), (21, 594871), (57, 219163), (131, 95361), (133, 93927), (239, 52269), (393, 31787), (399, 31309), (717, 17423), (917, 13623), (1673, 7467), (2489, 5019), (2751, 4541)]