90855639

素因数分解:

$3^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7247}}^1$

素因数の和:7459

約数の個数: 24

約数和(自身を含む): 150758400

約数和(自身を除く): 59902761

約数列:

[1, 3, 7, 9, 21, 63, 199, 597, 1393, 1791, 4179, 7247, 12537, 21741, 50729, 65223, 152187, 456561, 1442153, 4326459, 10095071, 12979377, 30285213, 90855639]

約数ペア:

[(1, 90855639), (3, 30285213), (7, 12979377), (9, 10095071), (21, 4326459), (63, 1442153), (199, 456561), (597, 152187), (1393, 65223), (1791, 50729), (4179, 21741), (7247, 12537)]