289014565

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{449}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 405907200

約数和(自身を除く): 116892635

約数列:

[1, 5, 7, 35, 53, 265, 347, 371, 449, 1735, 1855, 2245, 2429, 3143, 12145, 15715, 18391, 23797, 91955, 118985, 128737, 155803, 166579, 643685, 779015, 832895, 1090621, 5453105, 8257559, 41287795, 57802913, 289014565]

約数ペア:

[(1, 289014565), (5, 57802913), (7, 41287795), (35, 8257559), (53, 5453105), (265, 1090621), (347, 832895), (371, 779015), (449, 643685), (1735, 166579), (1855, 155803), (2245, 128737), (2429, 118985), (3143, 91955), (12145, 23797), (15715, 18391)]