231617815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{7901}}^1$

素因数の和:7971

約数の個数: 32

約数和(自身を含む): 334539072

約数和(自身を除く): 102921257

約数列:

[1, 5, 11, 13, 41, 55, 65, 143, 205, 451, 533, 715, 2255, 2665, 5863, 7901, 29315, 39505, 86911, 102713, 323941, 434555, 513565, 1129843, 1619705, 3563351, 4211233, 5649215, 17816755, 21056165, 46323563, 231617815]

約数ペア:

[(1, 231617815), (5, 46323563), (11, 21056165), (13, 17816755), (41, 5649215), (55, 4211233), (65, 3563351), (143, 1619705), (205, 1129843), (451, 513565), (533, 434555), (715, 323941), (2255, 102713), (2665, 86911), (5863, 39505), (7901, 29315)]