12501999

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{6911}}^1$

素因数の和:6987

約数の個数: 16

約数和(自身を含む): 18800640

約数和(自身を除く): 6298641

約数列:

[1, 3, 9, 27, 67, 201, 603, 1809, 6911, 20733, 62199, 186597, 463037, 1389111, 4167333, 12501999]

約数ペア:

[(1, 12501999), (3, 4167333), (9, 1389111), (27, 463037), (67, 186597), (201, 62199), (603, 20733), (1809, 6911)]