2017159725

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{73}}^2\times {\mathrm{103}}^1$

素因数の和:276

約数の個数: 108

約数和(自身を含む): 3971594016

約数和(自身を除く): 1954434291

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 73, 75, 103, 105, 147, 175, 219, 245, 309, 365, 511, 515, 525, 721, 735, 1095, 1225, 1533, 1545, 1825, 2163, 2555, 2575, 3577, 3605, 3675, 5047, 5329, 5475, 7519, 7665, 7725, 10731, 10815, 12775, 15141, 15987, 17885, 18025, 22557, 25235, 26645, 37303, 37595, 38325, 52633, 53655, 54075, 75705, 79935, 89425, 111909, 112785, 126175, 133225, 157899, 186515, 187975, 261121, 263165, 268275, 368431, 378525, 399675, 548887, 559545, 563925, 783363, 789495, 932575, 1105293, 1305605, 1315825, 1646661, 1842155, 2744435, 2797725, 3842209, 3916815, 3947475, 5526465, 6528025, 8233305, 9210775, 11526627, 13722175, 19211045, 19584075, 26895463, 27632325, 41166525, 57633135, 80686389, 96055225, 134477315, 288165675, 403431945, 672386575, 2017159725]

約数ペア:

[(1, 2017159725), (3, 672386575), (5, 403431945), (7, 288165675), (15, 134477315), (21, 96055225), (25, 80686389), (35, 57633135), (49, 41166525), (73, 27632325), (75, 26895463), (103, 19584075), (105, 19211045), (147, 13722175), (175, 11526627), (219, 9210775), (245, 8233305), (309, 6528025), (365, 5526465), (511, 3947475), (515, 3916815), (525, 3842209), (721, 2797725), (735, 2744435), (1095, 1842155), (1225, 1646661), (1533, 1315825), (1545, 1305605), (1825, 1105293), (2163, 932575), (2555, 789495), (2575, 783363), (3577, 563925), (3605, 559545), (3675, 548887), (5047, 399675), (5329, 378525), (5475, 368431), (7519, 268275), (7665, 263165), (7725, 261121), (10731, 187975), (10815, 186515), (12775, 157899), (15141, 133225), (15987, 126175), (17885, 112785), (18025, 111909), (22557, 89425), (25235, 79935), (26645, 75705), (37303, 54075), (37595, 53655), (38325, 52633)]