221736158

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1\times {\mathrm{401}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 385302528

約数和(自身を除く): 163566370

約数列:

[1, 2, 7, 14, 127, 254, 311, 401, 622, 802, 889, 1778, 2177, 2807, 4354, 5614, 39497, 50927, 78994, 101854, 124711, 249422, 276479, 356489, 552958, 712978, 872977, 1745954, 15838297, 31676594, 110868079, 221736158]

約数ペア:

[(1, 221736158), (2, 110868079), (7, 31676594), (14, 15838297), (127, 1745954), (254, 872977), (311, 712978), (401, 552958), (622, 356489), (802, 276479), (889, 249422), (1778, 124711), (2177, 101854), (2807, 78994), (4354, 50927), (5614, 39497)]