131409358

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{23209}}^1$

素因数の和:23379

約数の個数: 16

約数和(自身を含む): 208890000

約数和(自身を除く): 77480642

約数列:

[1, 2, 19, 38, 149, 298, 2831, 5662, 23209, 46418, 440971, 881942, 3458141, 6916282, 65704679, 131409358]

約数ペア:

[(1, 131409358), (2, 65704679), (19, 6916282), (38, 3458141), (149, 881942), (298, 440971), (2831, 46418), (5662, 23209)]