42181887

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 63694080

約数和(自身を除く): 21512193

約数列:

[1, 3, 11, 33, 37, 111, 179, 193, 407, 537, 579, 1221, 1969, 2123, 5907, 6369, 6623, 7141, 19869, 21423, 34547, 72853, 78551, 103641, 218559, 235653, 380017, 1140051, 1278239, 3834717, 14060629, 42181887]

約数ペア:

[(1, 42181887), (3, 14060629), (11, 3834717), (33, 1278239), (37, 1140051), (111, 380017), (179, 235653), (193, 218559), (407, 103641), (537, 78551), (579, 72853), (1221, 34547), (1969, 21423), (2123, 19869), (5907, 7141), (6369, 6623)]