154563836

素因数分解:

$2^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{4003}}^1$

素因数の和:4218

約数の個数: 36

約数和(自身を含む): 316324008

約数和(自身を除く): 161760172

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 197, 394, 788, 1379, 2758, 4003, 5516, 8006, 9653, 16012, 19306, 28021, 38612, 56042, 112084, 196147, 392294, 784588, 788591, 1577182, 3154364, 5520137, 11040274, 22080548, 38640959, 77281918, 154563836]

約数ペア:

[(1, 154563836), (2, 77281918), (4, 38640959), (7, 22080548), (14, 11040274), (28, 5520137), (49, 3154364), (98, 1577182), (196, 788591), (197, 784588), (394, 392294), (788, 196147), (1379, 112084), (2758, 56042), (4003, 38612), (5516, 28021), (8006, 19306), (9653, 16012)]