9939645

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 64

約数和(自身を含む): 19284480

約数和(自身を除く): 9344835

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 61, 71, 85, 135, 153, 183, 213, 255, 305, 355, 459, 549, 639, 765, 915, 1037, 1065, 1207, 1647, 1917, 2295, 2745, 3111, 3195, 3621, 4331, 5185, 6035, 8235, 9333, 9585, 10863, 12993, 15555, 18105, 21655, 27999, 32589, 38979, 46665, 54315, 64965, 73627, 116937, 139995, 162945, 194895, 220881, 368135, 584685, 662643, 1104405, 1987929, 3313215, 9939645]

約数ペア:

[(1, 9939645), (3, 3313215), (5, 1987929), (9, 1104405), (15, 662643), (17, 584685), (27, 368135), (45, 220881), (51, 194895), (61, 162945), (71, 139995), (85, 116937), (135, 73627), (153, 64965), (183, 54315), (213, 46665), (255, 38979), (305, 32589), (355, 27999), (459, 21655), (549, 18105), (639, 15555), (765, 12993), (915, 10863), (1037, 9585), (1065, 9333), (1207, 8235), (1647, 6035), (1917, 5185), (2295, 4331), (2745, 3621), (3111, 3195)]