12739322045

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{36671}}^1$

素因数の和:36821

約数の個数: 32

約数和(自身を含む): 16697788416

約数和(自身を除く): 3958466371

約数列:

[1, 5, 17, 61, 67, 85, 305, 335, 1037, 1139, 4087, 5185, 5695, 20435, 36671, 69479, 183355, 347395, 623407, 2236931, 2456957, 3117035, 11184655, 12284785, 38027827, 41768269, 149874377, 190139135, 208841345, 749371885, 2547864409, 12739322045]

約数ペア:

[(1, 12739322045), (5, 2547864409), (17, 749371885), (61, 208841345), (67, 190139135), (85, 149874377), (305, 41768269), (335, 38027827), (1037, 12284785), (1139, 11184655), (4087, 3117035), (5185, 2456957), (5695, 2236931), (20435, 623407), (36671, 347395), (69479, 183355)]