15246261639

素因数分解:

$3^3\times 7^1\times {\mathrm{3931}}^1\times {\mathrm{20521}}^1$

素因数の和:24468

約数の個数: 32

約数和(自身を含む): 25821601280

約数和(自身を除く): 10575339641

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 3931, 11793, 20521, 27517, 35379, 61563, 82551, 106137, 143647, 184689, 247653, 430941, 554067, 742959, 1292823, 3878469, 80668051, 242004153, 564676357, 726012459, 1694029071, 2178037377, 5082087213, 15246261639]

約数ペア:

[(1, 15246261639), (3, 5082087213), (7, 2178037377), (9, 1694029071), (21, 726012459), (27, 564676357), (63, 242004153), (189, 80668051), (3931, 3878469), (11793, 1292823), (20521, 742959), (27517, 554067), (35379, 430941), (61563, 247653), (82551, 184689), (106137, 143647)]