71542239

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 110225280

約数和(自身を除く): 38683041

約数列:

[1, 3, 17, 19, 43, 51, 57, 101, 129, 289, 303, 323, 731, 817, 867, 969, 1717, 1919, 2193, 2451, 4343, 5151, 5491, 5757, 12427, 13029, 13889, 16473, 29189, 32623, 37281, 41667, 73831, 82517, 87567, 97869, 221493, 236113, 247551, 554591, 708339, 1255127, 1402789, 1663773, 3765381, 4208367, 23847413, 71542239]

約数ペア:

[(1, 71542239), (3, 23847413), (17, 4208367), (19, 3765381), (43, 1663773), (51, 1402789), (57, 1255127), (101, 708339), (129, 554591), (289, 247551), (303, 236113), (323, 221493), (731, 97869), (817, 87567), (867, 82517), (969, 73831), (1717, 41667), (1919, 37281), (2193, 32623), (2451, 29189), (4343, 16473), (5151, 13889), (5491, 13029), (5757, 12427)]