40719679

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 57576960

約数和(自身を除く): 16857281

約数列:

[1, 7, 11, 13, 19, 77, 91, 133, 143, 209, 247, 1001, 1463, 1729, 2141, 2717, 14987, 19019, 23551, 27833, 40679, 164857, 194831, 284753, 306163, 447469, 528827, 2143141, 3132283, 3701789, 5817097, 40719679]

約数ペア:

[(1, 40719679), (7, 5817097), (11, 3701789), (13, 3132283), (19, 2143141), (77, 528827), (91, 447469), (133, 306163), (143, 284753), (209, 194831), (247, 164857), (1001, 40679), (1463, 27833), (1729, 23551), (2141, 19019), (2717, 14987)]