639376943954

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{23504777}}^1$

素因数の和:23504882

約数の個数: 32

約数和(自身を含む): 1150793930880

約数和(自身を除く): 511416986926

約数列:

[1, 2, 7, 14, 29, 58, 67, 134, 203, 406, 469, 938, 1943, 3886, 13601, 27202, 23504777, 47009554, 164533439, 329066878, 681638533, 1363277066, 1574820059, 3149640118, 4771469731, 9542939462, 11023740413, 22047480826, 45669781711, 91339563422, 319688471977, 639376943954]

約数ペア:

[(1, 639376943954), (2, 319688471977), (7, 91339563422), (14, 45669781711), (29, 22047480826), (58, 11023740413), (67, 9542939462), (134, 4771469731), (203, 3149640118), (406, 1574820059), (469, 1363277066), (938, 681638533), (1943, 329066878), (3886, 164533439), (13601, 47009554), (27202, 23504777)]