66987723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 101428992

約数和(自身を除く): 34441269

約数列:

[1, 3, 11, 33, 37, 83, 111, 249, 407, 661, 913, 1221, 1983, 2739, 3071, 7271, 9213, 21813, 24457, 33781, 54863, 73371, 101343, 164589, 269027, 603493, 807081, 1810479, 2029931, 6089793, 22329241, 66987723]

約数ペア:

[(1, 66987723), (3, 22329241), (11, 6089793), (33, 2029931), (37, 1810479), (83, 807081), (111, 603493), (249, 269027), (407, 164589), (661, 101343), (913, 73371), (1221, 54863), (1983, 33781), (2739, 24457), (3071, 21813), (7271, 9213)]