42137709

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 60673536

約数和(自身を除く): 18535827

約数列:

[1, 3, 37, 41, 47, 111, 123, 141, 197, 591, 1517, 1739, 1927, 4551, 5217, 5781, 7289, 8077, 9259, 21867, 24231, 27777, 71299, 213897, 298849, 342583, 379619, 896547, 1027749, 1138857, 14045903, 42137709]

約数ペア:

[(1, 42137709), (3, 14045903), (37, 1138857), (41, 1027749), (47, 896547), (111, 379619), (123, 342583), (141, 298849), (197, 213897), (591, 71299), (1517, 27777), (1739, 24231), (1927, 21867), (4551, 9259), (5217, 8077), (5781, 7289)]