142940735

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{307}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 201180672

約数和(自身を除く): 58239937

約数列:

[1, 5, 7, 35, 53, 251, 265, 307, 371, 1255, 1535, 1757, 1855, 2149, 8785, 10745, 13303, 16271, 66515, 77057, 81355, 93121, 113897, 385285, 465605, 539399, 569485, 2696995, 4084021, 20420105, 28588147, 142940735]

約数ペア:

[(1, 142940735), (5, 28588147), (7, 20420105), (35, 4084021), (53, 2696995), (251, 569485), (265, 539399), (307, 465605), (371, 385285), (1255, 113897), (1535, 93121), (1757, 81355), (1855, 77057), (2149, 66515), (8785, 16271), (10745, 13303)]