261079798

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{1321}}^1$

素因数の和:2092

約数の個数: 32

約数和(自身を含む): 472112640

約数和(自身を除く): 211032842

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 743, 1321, 1486, 2642, 5201, 9247, 10402, 14117, 18494, 25099, 28234, 50198, 98819, 175693, 197638, 351386, 981503, 1963006, 6870521, 13741042, 18648557, 37297114, 130539899, 261079798]

約数ペア:

[(1, 261079798), (2, 130539899), (7, 37297114), (14, 18648557), (19, 13741042), (38, 6870521), (133, 1963006), (266, 981503), (743, 351386), (1321, 197638), (1486, 175693), (2642, 98819), (5201, 50198), (9247, 28234), (10402, 25099), (14117, 18494)]