82890213

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{991}}^1$

素因数の和:1577

約数の個数: 24

約数和(自身を含む): 128920320

約数和(自身を除く): 46030107

約数列:

[1, 3, 7, 21, 49, 147, 569, 991, 1707, 2973, 3983, 6937, 11949, 20811, 27881, 48559, 83643, 145677, 563879, 1691637, 3947153, 11841459, 27630071, 82890213]

約数ペア:

[(1, 82890213), (3, 27630071), (7, 11841459), (21, 3947153), (49, 1691637), (147, 563879), (569, 145677), (991, 83643), (1707, 48559), (2973, 27881), (3983, 20811), (6937, 11949)]