197980479897

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{11970523}}^1$

素因数の和:11970712

約数の個数: 16

約数和(自身を含む): 272927947200

約数和(自身を除く): 74947467303

約数列:

[1, 3, 37, 111, 149, 447, 5513, 16539, 11970523, 35911569, 442909351, 1328728053, 1783607927, 5350823781, 65993493299, 197980479897]

約数ペア:

[(1, 197980479897), (3, 65993493299), (37, 5350823781), (111, 1783607927), (149, 1328728053), (447, 442909351), (5513, 35911569), (16539, 11970523)]