531553995

素因数分解:

$3^6\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:364

約数の個数: 112

約数和(自身を含む): 1110557952

約数和(自身を除く): 579003957

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 83, 105, 135, 189, 243, 249, 251, 315, 405, 415, 567, 581, 729, 747, 753, 945, 1215, 1245, 1255, 1701, 1743, 1757, 2241, 2259, 2835, 2905, 3645, 3735, 3765, 5103, 5229, 5271, 6723, 6777, 8505, 8715, 8785, 11205, 11295, 15687, 15813, 20169, 20331, 20833, 25515, 26145, 26355, 33615, 33885, 47061, 47439, 60507, 60993, 62499, 78435, 79065, 100845, 101655, 104165, 141183, 142317, 145831, 182979, 187497, 235305, 237195, 302535, 304965, 312495, 423549, 426951, 437493, 562491, 705915, 711585, 729155, 914895, 937485, 1280853, 1312479, 1687473, 2117745, 2134755, 2187465, 2812455, 3937437, 5062419, 6404265, 6562395, 8437365, 11812311, 15187257, 19687185, 25312095, 35436933, 59061555, 75936285, 106310799, 177184665, 531553995]

約数ペア:

[(1, 531553995), (3, 177184665), (5, 106310799), (7, 75936285), (9, 59061555), (15, 35436933), (21, 25312095), (27, 19687185), (35, 15187257), (45, 11812311), (63, 8437365), (81, 6562395), (83, 6404265), (105, 5062419), (135, 3937437), (189, 2812455), (243, 2187465), (249, 2134755), (251, 2117745), (315, 1687473), (405, 1312479), (415, 1280853), (567, 937485), (581, 914895), (729, 729155), (747, 711585), (753, 705915), (945, 562491), (1215, 437493), (1245, 426951), (1255, 423549), (1701, 312495), (1743, 304965), (1757, 302535), (2241, 237195), (2259, 235305), (2835, 187497), (2905, 182979), (3645, 145831), (3735, 142317), (3765, 141183), (5103, 104165), (5229, 101655), (5271, 100845), (6723, 79065), (6777, 78435), (8505, 62499), (8715, 60993), (8785, 60507), (11205, 47439), (11295, 47061), (15687, 33885), (15813, 33615), (20169, 26355), (20331, 26145), (20833, 25515)]