56215621

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^2\times {\mathrm{137}}^1$

素因数の和:301

約数の個数: 24

約数和(自身を含む): 71578944

約数和(自身を除く): 15363323

約数列:

[1, 7, 11, 73, 77, 137, 511, 803, 959, 1507, 5329, 5621, 10001, 10549, 37303, 58619, 70007, 110011, 410333, 730073, 770077, 5110511, 8030803, 56215621]

約数ペア:

[(1, 56215621), (7, 8030803), (11, 5110511), (73, 770077), (77, 730073), (137, 410333), (511, 110011), (803, 70007), (959, 58619), (1507, 37303), (5329, 10549), (5621, 10001)]