13977425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 22177152

約数和(自身を除く): 8199727

約数列:

[1, 5, 7, 11, 25, 35, 53, 55, 77, 137, 175, 265, 275, 371, 385, 583, 685, 959, 1325, 1507, 1855, 1925, 2915, 3425, 4081, 4795, 7261, 7535, 9275, 10549, 14575, 20405, 23975, 36305, 37675, 50827, 52745, 79871, 102025, 181525, 254135, 263725, 399355, 559097, 1270675, 1996775, 2795485, 13977425]

約数ペア:

[(1, 13977425), (5, 2795485), (7, 1996775), (11, 1270675), (25, 559097), (35, 399355), (53, 263725), (55, 254135), (77, 181525), (137, 102025), (175, 79871), (265, 52745), (275, 50827), (371, 37675), (385, 36305), (583, 23975), (685, 20405), (959, 14575), (1325, 10549), (1507, 9275), (1855, 7535), (1925, 7261), (2915, 4795), (3425, 4081)]