261946727

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{9871}}^1$

素因数の和:10118

約数の個数: 16

約数和(自身を含む): 318431232

約数和(自身を除く): 56484505

約数列:

[1, 7, 17, 119, 223, 1561, 3791, 9871, 26537, 69097, 167807, 1174649, 2201233, 15408631, 37420961, 261946727]

約数ペア:

[(1, 261946727), (7, 37420961), (17, 15408631), (119, 2201233), (223, 1174649), (1561, 167807), (3791, 69097), (9871, 26537)]