53428473

素因数分解:

$3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{1249}}^1$

素因数の和:1366

約数の個数: 36

約数和(自身を含む): 90772500

約数和(自身を除く): 37344027

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 441, 679, 873, 1249, 2037, 3747, 4753, 6111, 8743, 11241, 14259, 26229, 42777, 61201, 78687, 121153, 183603, 363459, 550809, 848071, 1090377, 2544213, 5936497, 7632639, 17809491, 53428473]

約数ペア:

[(1, 53428473), (3, 17809491), (7, 7632639), (9, 5936497), (21, 2544213), (49, 1090377), (63, 848071), (97, 550809), (147, 363459), (291, 183603), (441, 121153), (679, 78687), (873, 61201), (1249, 42777), (2037, 26229), (3747, 14259), (4753, 11241), (6111, 8743)]