253680843

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 397135872

約数和(自身を除く): 143455029

約数列:

[1, 3, 13, 31, 37, 39, 53, 93, 107, 111, 159, 321, 403, 481, 689, 1147, 1209, 1391, 1443, 1643, 1961, 2067, 3317, 3441, 3959, 4173, 4929, 5671, 5883, 9951, 11877, 14911, 17013, 21359, 25493, 43121, 44733, 51467, 60791, 64077, 73723, 76479, 122729, 129363, 154401, 175801, 182373, 209827, 221169, 368187, 527403, 629481, 790283, 1595477, 2285413, 2370849, 2727751, 4786431, 6504637, 6856239, 8183253, 19513911, 84560281, 253680843]

約数ペア:

[(1, 253680843), (3, 84560281), (13, 19513911), (31, 8183253), (37, 6856239), (39, 6504637), (53, 4786431), (93, 2727751), (107, 2370849), (111, 2285413), (159, 1595477), (321, 790283), (403, 629481), (481, 527403), (689, 368187), (1147, 221169), (1209, 209827), (1391, 182373), (1443, 175801), (1643, 154401), (1961, 129363), (2067, 122729), (3317, 76479), (3441, 73723), (3959, 64077), (4173, 60791), (4929, 51467), (5671, 44733), (5883, 43121), (9951, 25493), (11877, 21359), (14911, 17013)]