489901191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{90371}}^1$

素因数の和:90526

約数の個数: 16

約数和(自身を含む): 708516480

約数和(自身を除く): 218615289

約数列:

[1, 3, 13, 39, 139, 417, 1807, 5421, 90371, 271113, 1174823, 3524469, 12561569, 37684707, 163300397, 489901191]

約数ペア:

[(1, 489901191), (3, 163300397), (13, 37684707), (39, 12561569), (139, 3524469), (417, 1174823), (1807, 271113), (5421, 90371)]