428127

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 32

約数和(自身を含む): 729600

約数和(自身を除く): 301473

約数列:

[1, 3, 7, 19, 21, 29, 37, 57, 87, 111, 133, 203, 259, 399, 551, 609, 703, 777, 1073, 1653, 2109, 3219, 3857, 4921, 7511, 11571, 14763, 20387, 22533, 61161, 142709, 428127]

約数ペア:

[(1, 428127), (3, 142709), (7, 61161), (19, 22533), (21, 20387), (29, 14763), (37, 11571), (57, 7511), (87, 4921), (111, 3857), (133, 3219), (203, 2109), (259, 1653), (399, 1073), (551, 777), (609, 703)]