388624890105

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1\times {\mathrm{86969}}^1$

素因数の和:87678

約数の個数: 48

約数和(自身を含む): 678366000000

約数和(自身を除く): 289741109895

約数列:

[1, 3, 5, 9, 15, 45, 199, 499, 597, 995, 1497, 1791, 2495, 2985, 4491, 7485, 8955, 22455, 86969, 99301, 260907, 297903, 434845, 496505, 782721, 893709, 1304535, 1489515, 3913605, 4468545, 17306831, 43397531, 51920493, 86534155, 130192593, 155761479, 216987655, 259602465, 390577779, 650962965, 778807395, 1952888895, 8636108669, 25908326007, 43180543345, 77724978021, 129541630035, 388624890105]

約数ペア:

[(1, 388624890105), (3, 129541630035), (5, 77724978021), (9, 43180543345), (15, 25908326007), (45, 8636108669), (199, 1952888895), (499, 778807395), (597, 650962965), (995, 390577779), (1497, 259602465), (1791, 216987655), (2495, 155761479), (2985, 130192593), (4491, 86534155), (7485, 51920493), (8955, 43397531), (22455, 17306831), (86969, 4468545), (99301, 3913605), (260907, 1489515), (297903, 1304535), (434845, 893709), (496505, 782721)]