397181282

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{243073}}^1$

素因数の和:243137

約数の個数: 16

約数和(自身を含む): 641715360

約数和(自身を除く): 244534078

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 243073, 486146, 4618387, 9236774, 10452139, 20904278, 198590641, 397181282]

約数ペア:

[(1, 397181282), (2, 198590641), (19, 20904278), (38, 10452139), (43, 9236774), (86, 4618387), (817, 486146), (1634, 243073)]