202121185

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1697}}^1$

素因数の和:1833

約数の個数: 32

約数和(自身を含む): 287546112

約数和(自身を除く): 85424927

約数列:

[1, 5, 7, 35, 41, 83, 205, 287, 415, 581, 1435, 1697, 2905, 3403, 8485, 11879, 17015, 23821, 59395, 69577, 119105, 140851, 347885, 487039, 704255, 985957, 2435195, 4929785, 5774891, 28874455, 40424237, 202121185]

約数ペア:

[(1, 202121185), (5, 40424237), (7, 28874455), (35, 5774891), (41, 4929785), (83, 2435195), (205, 985957), (287, 704255), (415, 487039), (581, 347885), (1435, 140851), (1697, 119105), (2905, 69577), (3403, 59395), (8485, 23821), (11879, 17015)]