378669242

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{172279}}^1$

素因数の和:172445

約数の個数: 16

約数和(自身を含む): 653285760

約数和(自身を除く): 274616518

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 172279, 344558, 1205953, 2411906, 27047803, 54095606, 189334621, 378669242]

約数ペア:

[(1, 378669242), (2, 189334621), (7, 54095606), (14, 27047803), (157, 2411906), (314, 1205953), (1099, 344558), (2198, 172279)]