68642054

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{311}}^1\times {\mathrm{653}}^1$

素因数の和:992

約数の個数: 24

約数和(自身を含む): 112022352

約数和(自身を除く): 43380298

約数列:

[1, 2, 13, 26, 169, 311, 338, 622, 653, 1306, 4043, 8086, 8489, 16978, 52559, 105118, 110357, 203083, 220714, 406166, 2640079, 5280158, 34321027, 68642054]

約数ペア:

[(1, 68642054), (2, 34321027), (13, 5280158), (26, 2640079), (169, 406166), (311, 220714), (338, 203083), (622, 110357), (653, 105118), (1306, 52559), (4043, 16978), (8086, 8489)]