809888949

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:560

約数の個数: 60

約数和(自身を含む): 1298379852

約数和(自身を除く): 488490903

約数列:

[1, 3, 9, 23, 27, 41, 69, 81, 123, 207, 369, 461, 529, 621, 943, 1107, 1383, 1587, 1863, 2829, 3321, 4149, 4761, 8487, 10603, 12447, 14283, 18901, 21689, 25461, 31809, 37341, 42849, 56703, 65067, 76383, 95427, 170109, 195201, 243869, 286281, 434723, 510327, 585603, 731607, 858843, 1304169, 1530981, 1756809, 2194821, 3912507, 6584463, 9998629, 11737521, 19753389, 29995887, 35212563, 89987661, 269962983, 809888949]

約数ペア:

[(1, 809888949), (3, 269962983), (9, 89987661), (23, 35212563), (27, 29995887), (41, 19753389), (69, 11737521), (81, 9998629), (123, 6584463), (207, 3912507), (369, 2194821), (461, 1756809), (529, 1530981), (621, 1304169), (943, 858843), (1107, 731607), (1383, 585603), (1587, 510327), (1863, 434723), (2829, 286281), (3321, 243869), (4149, 195201), (4761, 170109), (8487, 95427), (10603, 76383), (12447, 65067), (14283, 56703), (18901, 42849), (21689, 37341), (25461, 31809)]