128928814

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{709}}^1$

素因数の和:1168

約数の個数: 32

約数和(自身を含む): 229017600

約数和(自身を除く): 100088786

約数列:

[1, 2, 7, 14, 31, 62, 217, 419, 434, 709, 838, 1418, 2933, 4963, 5866, 9926, 12989, 21979, 25978, 43958, 90923, 153853, 181846, 297071, 307706, 594142, 2079497, 4158994, 9209201, 18418402, 64464407, 128928814]

約数ペア:

[(1, 128928814), (2, 64464407), (7, 18418402), (14, 9209201), (31, 4158994), (62, 2079497), (217, 594142), (419, 307706), (434, 297071), (709, 181846), (838, 153853), (1418, 90923), (2933, 43958), (4963, 25978), (5866, 21979), (9926, 12989)]