15491841

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:760

約数の個数: 16

約数和(自身を含む): 21141504

約数和(自身を除く): 5649663

約数列:

[1, 3, 73, 127, 219, 381, 557, 1671, 9271, 27813, 40661, 70739, 121983, 212217, 5163947, 15491841]

約数ペア:

[(1, 15491841), (3, 5163947), (73, 212217), (127, 121983), (219, 70739), (381, 40661), (557, 27813), (1671, 9271)]