1280291243

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{269}}^1\times {\mathrm{547}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 1619274240

約数和(自身を除く): 338982997

約数列:

[1, 7, 11, 77, 113, 269, 547, 791, 1243, 1883, 2959, 3829, 6017, 8701, 20713, 30397, 42119, 61811, 147143, 212779, 334367, 432677, 679921, 1030001, 1618573, 2340569, 4759447, 11330011, 16627159, 116390113, 182898749, 1280291243]

約数ペア:

[(1, 1280291243), (7, 182898749), (11, 116390113), (77, 16627159), (113, 11330011), (269, 4759447), (547, 2340569), (791, 1618573), (1243, 1030001), (1883, 679921), (2959, 432677), (3829, 334367), (6017, 212779), (8701, 147143), (20713, 61811), (30397, 42119)]