261047281

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{1741}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 292488768

約数和(自身を除く): 31441487

約数列:

[1, 11, 43, 317, 473, 1741, 3487, 13631, 19151, 74863, 149941, 551897, 823493, 6070867, 23731571, 261047281]

約数ペア:

[(1, 261047281), (11, 23731571), (43, 6070867), (317, 823493), (473, 551897), (1741, 149941), (3487, 74863), (13631, 19151)]