1255338

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{41}}^1$

素因数の和:71

約数の個数: 64

約数和(自身を含む): 3306240

約数和(自身を除く): 2050902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 81, 82, 123, 126, 162, 189, 243, 246, 287, 369, 378, 486, 567, 574, 729, 738, 861, 1107, 1134, 1458, 1701, 1722, 2187, 2214, 2583, 3321, 3402, 4374, 5103, 5166, 6642, 7749, 9963, 10206, 15309, 15498, 19926, 23247, 29889, 30618, 46494, 59778, 69741, 89667, 139482, 179334, 209223, 418446, 627669, 1255338]

約数ペア:

[(1, 1255338), (2, 627669), (3, 418446), (6, 209223), (7, 179334), (9, 139482), (14, 89667), (18, 69741), (21, 59778), (27, 46494), (41, 30618), (42, 29889), (54, 23247), (63, 19926), (81, 15498), (82, 15309), (123, 10206), (126, 9963), (162, 7749), (189, 6642), (243, 5166), (246, 5103), (287, 4374), (369, 3402), (378, 3321), (486, 2583), (567, 2214), (574, 2187), (729, 1722), (738, 1701), (861, 1458), (1107, 1134)]