1256197768

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1180637}}^1$

素因数の和:1180669

約数の個数: 32

約数和(自身を含む): 2833531200

約数和(自身を除く): 1577333432

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 1180637, 2361274, 4722548, 8264459, 9445096, 16528918, 22432103, 33057836, 44864206, 66115672, 89728412, 157024721, 179456824, 314049442, 628098884, 1256197768]

約数ペア:

[(1, 1256197768), (2, 628098884), (4, 314049442), (7, 179456824), (8, 157024721), (14, 89728412), (19, 66115672), (28, 44864206), (38, 33057836), (56, 22432103), (76, 16528918), (133, 9445096), (152, 8264459), (266, 4722548), (532, 2361274), (1064, 1180637)]