7798725

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 16016832

約数和(自身を除く): 8218107

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 137, 165, 207, 225, 253, 275, 345, 411, 495, 575, 685, 759, 825, 1035, 1233, 1265, 1507, 1725, 2055, 2277, 2475, 3151, 3425, 3795, 4521, 5175, 6165, 6325, 7535, 9453, 10275, 11385, 13563, 15755, 18975, 22605, 28359, 30825, 34661, 37675, 47265, 56925, 67815, 78775, 103983, 113025, 141795, 173305, 236325, 311949, 339075, 519915, 708975, 866525, 1559745, 2599575, 7798725]

約数ペア:

[(1, 7798725), (3, 2599575), (5, 1559745), (9, 866525), (11, 708975), (15, 519915), (23, 339075), (25, 311949), (33, 236325), (45, 173305), (55, 141795), (69, 113025), (75, 103983), (99, 78775), (115, 67815), (137, 56925), (165, 47265), (207, 37675), (225, 34661), (253, 30825), (275, 28359), (345, 22605), (411, 18975), (495, 15755), (575, 13563), (685, 11385), (759, 10275), (825, 9453), (1035, 7535), (1233, 6325), (1265, 6165), (1507, 5175), (1725, 4521), (2055, 3795), (2277, 3425), (2475, 3151)]