31704372

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{1997}}^1$

素因数の和:2027

約数の個数: 90

約数和(自身を含む): 96461442

約数和(自身を除く): 64757070

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 1997, 2268, 2646, 3969, 3994, 5292, 5991, 7938, 7988, 11982, 13979, 15876, 17973, 23964, 27958, 35946, 41937, 53919, 55916, 71892, 83874, 97853, 107838, 125811, 161757, 167748, 195706, 215676, 251622, 293559, 323514, 377433, 391412, 503244, 587118, 647028, 754866, 880677, 1132299, 1174236, 1509732, 1761354, 2264598, 2642031, 3522708, 4529196, 5284062, 7926093, 10568124, 15852186, 31704372]

約数ペア:

[(1, 31704372), (2, 15852186), (3, 10568124), (4, 7926093), (6, 5284062), (7, 4529196), (9, 3522708), (12, 2642031), (14, 2264598), (18, 1761354), (21, 1509732), (27, 1174236), (28, 1132299), (36, 880677), (42, 754866), (49, 647028), (54, 587118), (63, 503244), (81, 391412), (84, 377433), (98, 323514), (108, 293559), (126, 251622), (147, 215676), (162, 195706), (189, 167748), (196, 161757), (252, 125811), (294, 107838), (324, 97853), (378, 83874), (441, 71892), (567, 55916), (588, 53919), (756, 41937), (882, 35946), (1134, 27958), (1323, 23964), (1764, 17973), (1997, 15876), (2268, 13979), (2646, 11982), (3969, 7988), (3994, 7938), (5292, 5991)]