261226638

素因数分解:

$2^1\times 3^2\times {\mathrm{401}}^1\times {\mathrm{36191}}^1$

素因数の和:36600

約数の個数: 24

約数和(自身を含む): 567418176

約数和(自身を除く): 306191538

約数列:

[1, 2, 3, 6, 9, 18, 401, 802, 1203, 2406, 3609, 7218, 36191, 72382, 108573, 217146, 325719, 651438, 14512591, 29025182, 43537773, 87075546, 130613319, 261226638]

約数ペア:

[(1, 261226638), (2, 130613319), (3, 87075546), (6, 43537773), (9, 29025182), (18, 14512591), (401, 651438), (802, 325719), (1203, 217146), (2406, 108573), (3609, 72382), (7218, 36191)]