198844814

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{2411}}^1$

素因数の和:2600

約数の個数: 32

約数和(自身を含む): 351495936

約数和(自身を除く): 152651122

約数列:

[1, 2, 7, 14, 43, 86, 137, 274, 301, 602, 959, 1918, 2411, 4822, 5891, 11782, 16877, 33754, 41237, 82474, 103673, 207346, 330307, 660614, 725711, 1451422, 2312149, 4624298, 14203201, 28406402, 99422407, 198844814]

約数ペア:

[(1, 198844814), (2, 99422407), (7, 28406402), (14, 14203201), (43, 4624298), (86, 2312149), (137, 1451422), (274, 725711), (301, 660614), (602, 330307), (959, 207346), (1918, 103673), (2411, 82474), (4822, 41237), (5891, 33754), (11782, 16877)]