291211713

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{1453}}^1$

素因数の和:2046

約数の個数: 32

約数和(自身を含む): 465745280

約数和(自身を除く): 174533567

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 571, 1453, 1713, 4359, 5139, 7423, 13077, 15417, 18889, 22269, 39231, 56667, 66807, 170001, 200421, 510003, 829663, 2488989, 7466967, 10785619, 22400901, 32356857, 97070571, 291211713]

約数ペア:

[(1, 291211713), (3, 97070571), (9, 32356857), (13, 22400901), (27, 10785619), (39, 7466967), (117, 2488989), (351, 829663), (571, 510003), (1453, 200421), (1713, 170001), (4359, 66807), (5139, 56667), (7423, 39231), (13077, 22269), (15417, 18889)]