489740055

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{2477}}^1$

素因数の和:2768

約数の個数: 48

約数和(自身を含む): 915274080

約数和(自身を除く): 425534025

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 269, 735, 807, 1345, 1883, 2477, 4035, 5649, 7431, 9415, 12385, 13181, 17339, 28245, 37155, 39543, 52017, 65905, 86695, 121373, 197715, 260085, 364119, 606865, 666313, 1820595, 1998939, 3331565, 4664191, 9994695, 13992573, 23320955, 32649337, 69962865, 97948011, 163246685, 489740055]

約数ペア:

[(1, 489740055), (3, 163246685), (5, 97948011), (7, 69962865), (15, 32649337), (21, 23320955), (35, 13992573), (49, 9994695), (105, 4664191), (147, 3331565), (245, 1998939), (269, 1820595), (735, 666313), (807, 606865), (1345, 364119), (1883, 260085), (2477, 197715), (4035, 121373), (5649, 86695), (7431, 65905), (9415, 52017), (12385, 39543), (13181, 37155), (17339, 28245)]