1293971763

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{463291}}^1$

素因数の和:463327

約数の個数: 24

約数和(自身を含む): 2112611520

約数和(自身を除く): 818639757

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 463291, 1389873, 3243037, 8802529, 9729111, 22701259, 26407587, 61617703, 68103777, 184853109, 431323921, 1293971763]

約数ペア:

[(1, 1293971763), (3, 431323921), (7, 184853109), (19, 68103777), (21, 61617703), (49, 26407587), (57, 22701259), (133, 9729111), (147, 8802529), (399, 3243037), (931, 1389873), (2793, 463291)]