13115991

素因数分解:

$3^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1009}}^1$

素因数の和:1638

約数の個数: 16

約数和(自身を含む): 20038400

約数和(自身を除く): 6922409

約数列:

[1, 3, 7, 21, 619, 1009, 1857, 3027, 4333, 7063, 12999, 21189, 624571, 1873713, 4371997, 13115991]

約数ペア:

[(1, 13115991), (3, 4371997), (7, 1873713), (21, 624571), (619, 21189), (1009, 12999), (1857, 7063), (3027, 4333)]