1078245

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{163}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 2243520

約数和(自身を除く): 1165275

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 163, 189, 245, 315, 441, 489, 735, 815, 945, 1141, 1323, 1467, 2205, 2445, 3423, 4401, 5705, 6615, 7335, 7987, 10269, 17115, 22005, 23961, 30807, 39935, 51345, 71883, 119805, 154035, 215649, 359415, 1078245]

約数ペア:

[(1, 1078245), (3, 359415), (5, 215649), (7, 154035), (9, 119805), (15, 71883), (21, 51345), (27, 39935), (35, 30807), (45, 23961), (49, 22005), (63, 17115), (105, 10269), (135, 7987), (147, 7335), (163, 6615), (189, 5705), (245, 4401), (315, 3423), (441, 2445), (489, 2205), (735, 1467), (815, 1323), (945, 1141)]