142481505

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1907}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 242331264

約数和(自身を除く): 99849759

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 293, 879, 1465, 1907, 4395, 4981, 5721, 9535, 14943, 24905, 28605, 32419, 74715, 97257, 162095, 486285, 558751, 1676253, 2793755, 8381265, 9498767, 28496301, 47493835, 142481505]

約数ペア:

[(1, 142481505), (3, 47493835), (5, 28496301), (15, 9498767), (17, 8381265), (51, 2793755), (85, 1676253), (255, 558751), (293, 486285), (879, 162095), (1465, 97257), (1907, 74715), (4395, 32419), (4981, 28605), (5721, 24905), (9535, 14943)]