71334315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2084

約数の個数: 48

約数和(自身を含む): 135408000

約数和(自身を除く): 64073685

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 61, 65, 117, 183, 195, 305, 549, 585, 793, 915, 1999, 2379, 2745, 3965, 5997, 7137, 9995, 11895, 17991, 25987, 29985, 35685, 77961, 89955, 121939, 129935, 233883, 365817, 389805, 609695, 1097451, 1169415, 1585207, 1829085, 4755621, 5487255, 7926035, 14266863, 23778105, 71334315]

約数ペア:

[(1, 71334315), (3, 23778105), (5, 14266863), (9, 7926035), (13, 5487255), (15, 4755621), (39, 1829085), (45, 1585207), (61, 1169415), (65, 1097451), (117, 609695), (183, 389805), (195, 365817), (305, 233883), (549, 129935), (585, 121939), (793, 89955), (915, 77961), (1999, 35685), (2379, 29985), (2745, 25987), (3965, 17991), (5997, 11895), (7137, 9995)]