258430875266

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{21193}}^1\times {\mathrm{320899}}^1$

素因数の和:342113

約数の個数: 16

約数和(自身を含む): 408069276000

約数和(自身を除く): 149638400734

約数列:

[1, 2, 19, 38, 21193, 42386, 320899, 402667, 641798, 805334, 6097081, 12194162, 6800812507, 13601625014, 129215437633, 258430875266]

約数ペア:

[(1, 258430875266), (2, 129215437633), (19, 13601625014), (38, 6800812507), (21193, 12194162), (42386, 6097081), (320899, 805334), (402667, 641798)]