256355847

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{797}}^1$

素因数の和:858

約数の個数: 60

約数和(自身を含む): 441463176

約数和(自身を除く): 185107329

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 361, 513, 627, 797, 891, 1083, 1539, 1881, 2391, 3249, 3971, 5643, 7173, 8767, 9747, 11913, 15143, 16929, 21519, 26301, 29241, 35739, 45429, 64557, 78903, 107217, 136287, 166573, 236709, 287717, 321651, 408861, 499719, 710127, 863151, 1226583, 1499157, 2589453, 3164887, 4497471, 7768359, 9494661, 13492413, 23305077, 28483983, 85451949, 256355847]

約数ペア:

[(1, 256355847), (3, 85451949), (9, 28483983), (11, 23305077), (19, 13492413), (27, 9494661), (33, 7768359), (57, 4497471), (81, 3164887), (99, 2589453), (171, 1499157), (209, 1226583), (297, 863151), (361, 710127), (513, 499719), (627, 408861), (797, 321651), (891, 287717), (1083, 236709), (1539, 166573), (1881, 136287), (2391, 107217), (3249, 78903), (3971, 64557), (5643, 45429), (7173, 35739), (8767, 29241), (9747, 26301), (11913, 21519), (15143, 16929)]