53571999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 80625664

約数和(自身を除く): 27053665

約数列:

[1, 3, 13, 31, 39, 73, 93, 219, 403, 607, 949, 1209, 1821, 2263, 2847, 6789, 7891, 18817, 23673, 29419, 44311, 56451, 88257, 132933, 244621, 576043, 733863, 1373641, 1728129, 4120923, 17857333, 53571999]

約数ペア:

[(1, 53571999), (3, 17857333), (13, 4120923), (31, 1728129), (39, 1373641), (73, 733863), (93, 576043), (219, 244621), (403, 132933), (607, 88257), (949, 56451), (1209, 44311), (1821, 29419), (2263, 23673), (2847, 18817), (6789, 7891)]