15372261

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{1097}}^1$

素因数の和:1282

約数の個数: 20

約数和(自身を含む): 23117292

約数和(自身を除く): 7745031

約数列:

[1, 3, 9, 27, 81, 173, 519, 1097, 1557, 3291, 4671, 9873, 14013, 29619, 88857, 189781, 569343, 1708029, 5124087, 15372261]

約数ペア:

[(1, 15372261), (3, 5124087), (9, 1708029), (27, 569343), (81, 189781), (173, 88857), (519, 29619), (1097, 14013), (1557, 9873), (3291, 4671)]