51712479

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1619}}^1$

素因数の和:1661

約数の個数: 48

約数和(自身を含む): 94867200

約数和(自身を除く): 43154721

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 169, 189, 273, 351, 507, 819, 1183, 1521, 1619, 2457, 3549, 4563, 4857, 10647, 11333, 14571, 21047, 31941, 33999, 43713, 63141, 101997, 147329, 189423, 273611, 305991, 441987, 568269, 820833, 1325961, 1915277, 2462499, 3977883, 5745831, 7387497, 17237493, 51712479]

約数ペア:

[(1, 51712479), (3, 17237493), (7, 7387497), (9, 5745831), (13, 3977883), (21, 2462499), (27, 1915277), (39, 1325961), (63, 820833), (91, 568269), (117, 441987), (169, 305991), (189, 273611), (273, 189423), (351, 147329), (507, 101997), (819, 63141), (1183, 43713), (1521, 33999), (1619, 31941), (2457, 21047), (3549, 14571), (4563, 11333), (4857, 10647)]