690680964

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{78737}}^1$

素因数の和:78804

約数の個数: 48

約数和(自身を含む): 1746093888

約数和(自身を除く): 1055412924

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2193, 2924, 4386, 8772, 78737, 157474, 236211, 314948, 472422, 944844, 1338529, 2677058, 3385691, 4015587, 5354116, 6771382, 8031174, 10157073, 13542764, 16062348, 20314146, 40628292, 57556747, 115113494, 172670241, 230226988, 345340482, 690680964]

約数ペア:

[(1, 690680964), (2, 345340482), (3, 230226988), (4, 172670241), (6, 115113494), (12, 57556747), (17, 40628292), (34, 20314146), (43, 16062348), (51, 13542764), (68, 10157073), (86, 8031174), (102, 6771382), (129, 5354116), (172, 4015587), (204, 3385691), (258, 2677058), (516, 1338529), (731, 944844), (1462, 472422), (2193, 314948), (2924, 236211), (4386, 157474), (8772, 78737)]