4381881

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 7077888

約数和(自身を除く): 2696007

約数列:

[1, 3, 7, 21, 31, 53, 93, 127, 159, 217, 371, 381, 651, 889, 1113, 1643, 2667, 3937, 4929, 6731, 11501, 11811, 20193, 27559, 34503, 47117, 82677, 141351, 208661, 625983, 1460627, 4381881]

約数ペア:

[(1, 4381881), (3, 1460627), (7, 625983), (21, 208661), (31, 141351), (53, 82677), (93, 47117), (127, 34503), (159, 27559), (217, 20193), (371, 11811), (381, 11501), (651, 6731), (889, 4929), (1113, 3937), (1643, 2667)]