678749907

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{797}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 1001113344

約数和(自身を除く): 322363437

約数列:

[1, 3, 11, 33, 131, 197, 393, 591, 797, 1441, 2167, 2391, 4323, 6501, 8767, 25807, 26301, 77421, 104407, 157009, 283877, 313221, 471027, 851631, 1148477, 1727099, 3445431, 5181297, 20568179, 61704537, 226249969, 678749907]

約数ペア:

[(1, 678749907), (3, 226249969), (11, 61704537), (33, 20568179), (131, 5181297), (197, 3445431), (393, 1727099), (591, 1148477), (797, 851631), (1441, 471027), (2167, 313221), (2391, 283877), (4323, 157009), (6501, 104407), (8767, 77421), (25807, 26301)]