1887365907

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{344347}}^1$

素因数の和:344392

約数の個数: 32

約数和(自身を含む): 3305740800

約数和(自身を除く): 1418374893

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 344347, 1033041, 2410429, 3099123, 7231287, 9297369, 9986063, 21693861, 29958189, 65081583, 69902441, 89874567, 209707323, 269623701, 629121969, 1887365907]

約数ペア:

[(1, 1887365907), (3, 629121969), (7, 269623701), (9, 209707323), (21, 89874567), (27, 69902441), (29, 65081583), (63, 29958189), (87, 21693861), (189, 9986063), (203, 9297369), (261, 7231287), (609, 3099123), (783, 2410429), (1827, 1033041), (5481, 344347)]