968142721

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{401}}^1\times {\mathrm{617}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 1224292608

約数和(自身を除く): 256149887

約数列:

[1, 7, 13, 43, 91, 301, 401, 559, 617, 2807, 3913, 4319, 5213, 8021, 17243, 26531, 36491, 56147, 120701, 185717, 224159, 247417, 344903, 1569113, 1731919, 2414321, 3216421, 10638931, 22514947, 74472517, 138306103, 968142721]

約数ペア:

[(1, 968142721), (7, 138306103), (13, 74472517), (43, 22514947), (91, 10638931), (301, 3216421), (401, 2414321), (559, 1731919), (617, 1569113), (2807, 344903), (3913, 247417), (4319, 224159), (5213, 185717), (8021, 120701), (17243, 56147), (26531, 36491)]