222107963

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:840

約数の個数: 32

約数和(自身を含む): 288583680

約数和(自身を除く): 66475717

約数列:

[1, 7, 11, 31, 77, 121, 217, 341, 769, 847, 1331, 2387, 3751, 5383, 8459, 9317, 23839, 26257, 41261, 59213, 93049, 166873, 262229, 288827, 651343, 1023539, 1835603, 2884519, 7164773, 20191633, 31729709, 222107963]

約数ペア:

[(1, 222107963), (7, 31729709), (11, 20191633), (31, 7164773), (77, 2884519), (121, 1835603), (217, 1023539), (341, 651343), (769, 288827), (847, 262229), (1331, 166873), (2387, 93049), (3751, 59213), (5383, 41261), (8459, 26257), (9317, 23839)]