287494774

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149893}}^1$

素因数の和:150039

約数の個数: 16

約数和(自身を含む): 496448928

約数和(自身を除く): 208954154

約数列:

[1, 2, 7, 14, 137, 274, 959, 1918, 149893, 299786, 1049251, 2098502, 20535341, 41070682, 143747387, 287494774]

約数ペア:

[(1, 287494774), (2, 143747387), (7, 41070682), (14, 20535341), (137, 2098502), (274, 1049251), (959, 299786), (1918, 149893)]