2644775

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:168

約数の個数: 36

約数和(自身を含む): 4071168

約数和(自身を除く): 1426393

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 127, 175, 245, 425, 595, 635, 833, 889, 1225, 2159, 2975, 3175, 4165, 4445, 6223, 10795, 15113, 20825, 22225, 31115, 53975, 75565, 105791, 155575, 377825, 528955, 2644775]

約数ペア:

[(1, 2644775), (5, 528955), (7, 377825), (17, 155575), (25, 105791), (35, 75565), (49, 53975), (85, 31115), (119, 22225), (127, 20825), (175, 15113), (245, 10795), (425, 6223), (595, 4445), (635, 4165), (833, 3175), (889, 2975), (1225, 2159)]