66637207

素因数分解:

$7^2\times {\mathrm{13}}^3\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 24

約数和(自身を含む): 84109200

約数和(自身を除く): 17471993

約数列:

[1, 7, 13, 49, 91, 169, 619, 637, 1183, 2197, 4333, 8047, 8281, 15379, 30331, 56329, 104611, 107653, 394303, 732277, 1359943, 5125939, 9519601, 66637207]

約数ペア:

[(1, 66637207), (7, 9519601), (13, 5125939), (49, 1359943), (91, 732277), (169, 394303), (619, 107653), (637, 104611), (1183, 56329), (2197, 30331), (4333, 15379), (8047, 8281)]