81197314

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4337}}^1$

素因数の和:4410

約数の個数: 32

約数和(自身を含む): 142425216

約数和(自身を除く): 61227902

約数列:

[1, 2, 11, 22, 23, 37, 46, 74, 253, 407, 506, 814, 851, 1702, 4337, 8674, 9361, 18722, 47707, 95414, 99751, 160469, 199502, 320938, 1097261, 1765159, 2194522, 3530318, 3690787, 7381574, 40598657, 81197314]

約数ペア:

[(1, 81197314), (2, 40598657), (11, 7381574), (22, 3690787), (23, 3530318), (37, 2194522), (46, 1765159), (74, 1097261), (253, 320938), (407, 199502), (506, 160469), (814, 99751), (851, 95414), (1702, 47707), (4337, 18722), (8674, 9361)]