247279809

素因数分解:

$3^1\times 7^1\times {\mathrm{2791}}^1\times {\mathrm{4219}}^1$

素因数の和:7020

約数の個数: 16

約数和(自身を含む): 377031680

約数和(自身を除く): 129751871

約数列:

[1, 3, 7, 21, 2791, 4219, 8373, 12657, 19537, 29533, 58611, 88599, 11775229, 35325687, 82426603, 247279809]

約数ペア:

[(1, 247279809), (3, 82426603), (7, 35325687), (21, 11775229), (2791, 88599), (4219, 58611), (8373, 29533), (12657, 19537)]