261870206

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{324901}}^1$

素因数の和:324947

約数の個数: 16

約数和(自身を含む): 436668288

約数和(自身を除く): 174798082

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 324901, 649802, 4223713, 8447426, 10071931, 20143862, 130935103, 261870206]

約数ペア:

[(1, 261870206), (2, 130935103), (13, 20143862), (26, 10071931), (31, 8447426), (62, 4223713), (403, 649802), (806, 324901)]