66418521

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{487}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 96448320

約数和(自身を除く): 30029799

約数列:

[1, 3, 13, 39, 169, 269, 487, 507, 807, 1461, 3497, 6331, 10491, 18993, 45461, 82303, 131003, 136383, 246909, 393009, 1703039, 5109117, 22139507, 66418521]

約数ペア:

[(1, 66418521), (3, 22139507), (13, 5109117), (39, 1703039), (169, 393009), (269, 246909), (487, 136383), (507, 131003), (807, 82303), (1461, 45461), (3497, 18993), (6331, 10491)]