31057743

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1049}}^1$

素因数の和:1262

約数の個数: 16

約数和(自身を含む): 42336000

約数和(自身を除く): 11278257

約数列:

[1, 3, 71, 139, 213, 417, 1049, 3147, 9869, 29607, 74479, 145811, 223437, 437433, 10352581, 31057743]

約数ペア:

[(1, 31057743), (3, 10352581), (71, 437433), (139, 223437), (213, 145811), (417, 74479), (1049, 29607), (3147, 9869)]