31424638

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1187}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 56567808

約数和(自身を除く): 25143170

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 854, 1187, 1891, 2374, 3782, 8309, 13237, 16618, 26474, 36797, 72407, 73594, 144814, 257579, 506849, 515158, 1013698, 2244617, 4489234, 15712319, 31424638]

約数ペア:

[(1, 31424638), (2, 15712319), (7, 4489234), (14, 2244617), (31, 1013698), (61, 515158), (62, 506849), (122, 257579), (217, 144814), (427, 73594), (434, 72407), (854, 36797), (1187, 26474), (1891, 16618), (2374, 13237), (3782, 8309)]