165155774

素因数分解:

$2^1\times 7^2\times {\mathrm{421}}^1\times {\mathrm{4003}}^1$

素因数の和:4440

約数の個数: 24

約数和(自身を含む): 288936648

約数和(自身を除く): 123780874

約数列:

[1, 2, 7, 14, 49, 98, 421, 842, 2947, 4003, 5894, 8006, 20629, 28021, 41258, 56042, 196147, 392294, 1685263, 3370526, 11796841, 23593682, 82577887, 165155774]

約数ペア:

[(1, 165155774), (2, 82577887), (7, 23593682), (14, 11796841), (49, 3370526), (98, 1685263), (421, 392294), (842, 196147), (2947, 56042), (4003, 41258), (5894, 28021), (8006, 20629)]