142749495

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1579}}^1$

素因数の和:1645

約数の個数: 72

約数和(自身を含む): 295036560

約数和(自身を除く): 152287065

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 49, 63, 105, 123, 147, 205, 245, 287, 315, 369, 441, 615, 735, 861, 1435, 1579, 1845, 2009, 2205, 2583, 4305, 4737, 6027, 7895, 10045, 11053, 12915, 14211, 18081, 23685, 30135, 33159, 55265, 64739, 71055, 77371, 90405, 99477, 165795, 194217, 232113, 323695, 386855, 453173, 497385, 582651, 696339, 971085, 1160565, 1359519, 2265865, 2913255, 3172211, 3481695, 4078557, 6797595, 9516633, 15861055, 20392785, 28549899, 47583165, 142749495]

約数ペア:

[(1, 142749495), (3, 47583165), (5, 28549899), (7, 20392785), (9, 15861055), (15, 9516633), (21, 6797595), (35, 4078557), (41, 3481695), (45, 3172211), (49, 2913255), (63, 2265865), (105, 1359519), (123, 1160565), (147, 971085), (205, 696339), (245, 582651), (287, 497385), (315, 453173), (369, 386855), (441, 323695), (615, 232113), (735, 194217), (861, 165795), (1435, 99477), (1579, 90405), (1845, 77371), (2009, 71055), (2205, 64739), (2583, 55265), (4305, 33159), (4737, 30135), (6027, 23685), (7895, 18081), (10045, 14211), (11053, 12915)]