15971259

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:690

約数の個数: 16

約数和(自身を含む): 21781760

約数和(自身を除く): 5810501

約数列:

[1, 3, 67, 181, 201, 439, 543, 1317, 12127, 29413, 36381, 79459, 88239, 238377, 5323753, 15971259]

約数ペア:

[(1, 15971259), (3, 5323753), (67, 238377), (181, 88239), (201, 79459), (439, 36381), (543, 29413), (1317, 12127)]