220171672

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{126827}}^1$

素因数の和:126871

約数の個数: 32

約数和(自身を含む): 487019520

約数和(自身を除く): 266847848

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 126827, 253654, 507308, 887789, 1014616, 1775578, 3551156, 3931637, 7102312, 7863274, 15726548, 27521459, 31453096, 55042918, 110085836, 220171672]

約数ペア:

[(1, 220171672), (2, 110085836), (4, 55042918), (7, 31453096), (8, 27521459), (14, 15726548), (28, 7863274), (31, 7102312), (56, 3931637), (62, 3551156), (124, 1775578), (217, 1014616), (248, 887789), (434, 507308), (868, 253654), (1736, 126827)]