248751558

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{181}}^1\times {\mathrm{631}}^1$

素因数の和:842

約数の個数: 72

約数和(自身を含む): 596629488

約数和(自身を除く): 347877930

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 181, 198, 242, 362, 363, 543, 631, 726, 1086, 1089, 1262, 1629, 1893, 1991, 2178, 3258, 3786, 3982, 5679, 5973, 6941, 11358, 11946, 13882, 17919, 20823, 21901, 35838, 41646, 43802, 62469, 65703, 76351, 114211, 124938, 131406, 152702, 197109, 228422, 229053, 342633, 394218, 458106, 685266, 687159, 1027899, 1256321, 1374318, 2055798, 2512642, 3768963, 7537926, 11306889, 13819531, 22613778, 27639062, 41458593, 82917186, 124375779, 248751558]

約数ペア:

[(1, 248751558), (2, 124375779), (3, 82917186), (6, 41458593), (9, 27639062), (11, 22613778), (18, 13819531), (22, 11306889), (33, 7537926), (66, 3768963), (99, 2512642), (121, 2055798), (181, 1374318), (198, 1256321), (242, 1027899), (362, 687159), (363, 685266), (543, 458106), (631, 394218), (726, 342633), (1086, 229053), (1089, 228422), (1262, 197109), (1629, 152702), (1893, 131406), (1991, 124938), (2178, 114211), (3258, 76351), (3786, 65703), (3982, 62469), (5679, 43802), (5973, 41646), (6941, 35838), (11358, 21901), (11946, 20823), (13882, 17919)]