2809400401

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 3103027200

約数和(自身を除く): 293626799

約数列:

[1, 19, 41, 73, 127, 389, 779, 1387, 2413, 2993, 5207, 7391, 9271, 15949, 28397, 49403, 56867, 98933, 176149, 303031, 380111, 539543, 938657, 1164277, 2025523, 3606419, 7222109, 22121263, 38484937, 68521961, 147863179, 2809400401]

約数ペア:

[(1, 2809400401), (19, 147863179), (41, 68521961), (73, 38484937), (127, 22121263), (389, 7222109), (779, 3606419), (1387, 2025523), (2413, 1164277), (2993, 938657), (5207, 539543), (7391, 380111), (9271, 303031), (15949, 176149), (28397, 98933), (49403, 56867)]