81838374

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 181564416

約数和(自身を除く): 99726042

約数列:

[1, 2, 3, 6, 17, 34, 43, 47, 51, 86, 94, 102, 129, 141, 258, 282, 397, 731, 794, 799, 1191, 1462, 1598, 2021, 2193, 2382, 2397, 4042, 4386, 4794, 6063, 6749, 12126, 13498, 17071, 18659, 20247, 34142, 34357, 37318, 40494, 51213, 55977, 68714, 102426, 103071, 111954, 206142, 290207, 317203, 580414, 634406, 802337, 870621, 951609, 1604674, 1741242, 1903218, 2407011, 4814022, 13639729, 27279458, 40919187, 81838374]

約数ペア:

[(1, 81838374), (2, 40919187), (3, 27279458), (6, 13639729), (17, 4814022), (34, 2407011), (43, 1903218), (47, 1741242), (51, 1604674), (86, 951609), (94, 870621), (102, 802337), (129, 634406), (141, 580414), (258, 317203), (282, 290207), (397, 206142), (731, 111954), (794, 103071), (799, 102426), (1191, 68714), (1462, 55977), (1598, 51213), (2021, 40494), (2193, 37318), (2382, 34357), (2397, 34142), (4042, 20247), (4386, 18659), (4794, 17071), (6063, 13498), (6749, 12126)]