864902

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 16

約数和(自身を含む): 1354320

約数和(自身を除く): 489418

約数列:

[1, 2, 43, 86, 89, 113, 178, 226, 3827, 4859, 7654, 9718, 10057, 20114, 432451, 864902]

約数ペア:

[(1, 864902), (2, 432451), (43, 20114), (86, 10057), (89, 9718), (113, 7654), (178, 4859), (226, 3827)]