38398221

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 58631040

約数和(自身を除く): 20232819

約数列:

[1, 3, 9, 19, 57, 171, 431, 521, 1293, 1563, 3879, 4689, 8189, 9899, 24567, 29697, 73701, 89091, 224551, 673653, 2020959, 4266469, 12799407, 38398221]

約数ペア:

[(1, 38398221), (3, 12799407), (9, 4266469), (19, 2020959), (57, 673653), (171, 224551), (431, 89091), (521, 73701), (1293, 29697), (1563, 24567), (3879, 9899), (4689, 8189)]