81929409

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{23977}}^1$

素因数の和:24064

約数の個数: 16

約数和(自身を含む): 117396288

約数和(自身を除く): 35466879

約数列:

[1, 3, 17, 51, 67, 201, 1139, 3417, 23977, 71931, 407609, 1222827, 1606459, 4819377, 27309803, 81929409]

約数ペア:

[(1, 81929409), (3, 27309803), (17, 4819377), (51, 1606459), (67, 1222827), (201, 407609), (1139, 71931), (3417, 23977)]