8150139

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:672

約数の個数: 20

約数和(自身を含む): 12254880

約数和(自身を除く): 4104741

約数列:

[1, 3, 9, 27, 81, 239, 421, 717, 1263, 2151, 3789, 6453, 11367, 19359, 34101, 100619, 301857, 905571, 2716713, 8150139]

約数ペア:

[(1, 8150139), (3, 2716713), (9, 905571), (27, 301857), (81, 100619), (239, 34101), (421, 19359), (717, 11367), (1263, 6453), (2151, 3789)]