259815804

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{26501}}^1$

素因数の和:26570

約数の個数: 48

約数和(自身を含む): 653009280

約数和(自身を除く): 393193476

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 26501, 53002, 79503, 106004, 159006, 318012, 503519, 1007038, 1139543, 1510557, 2014076, 2279086, 3021114, 3418629, 4558172, 6042228, 6837258, 13674516, 21651317, 43302634, 64953951, 86605268, 129907902, 259815804]

約数ペア:

[(1, 259815804), (2, 129907902), (3, 86605268), (4, 64953951), (6, 43302634), (12, 21651317), (19, 13674516), (38, 6837258), (43, 6042228), (57, 4558172), (76, 3418629), (86, 3021114), (114, 2279086), (129, 2014076), (172, 1510557), (228, 1139543), (258, 1007038), (516, 503519), (817, 318012), (1634, 159006), (2451, 106004), (3268, 79503), (4902, 53002), (9804, 26501)]