67877719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 92836800

約数和(自身を除く): 24959081

約数列:

[1, 7, 13, 17, 29, 89, 91, 119, 203, 221, 289, 377, 493, 623, 1157, 1513, 1547, 2023, 2581, 2639, 3451, 3757, 6409, 8099, 8381, 10591, 18067, 19669, 25721, 26299, 33553, 43877, 44863, 58667, 108953, 137683, 180047, 234871, 307139, 334373, 570401, 745909, 762671, 2340611, 3992807, 5221363, 9696817, 67877719]

約数ペア:

[(1, 67877719), (7, 9696817), (13, 5221363), (17, 3992807), (29, 2340611), (89, 762671), (91, 745909), (119, 570401), (203, 334373), (221, 307139), (289, 234871), (377, 180047), (493, 137683), (623, 108953), (1157, 58667), (1513, 44863), (1547, 43877), (2023, 33553), (2581, 26299), (2639, 25721), (3451, 19669), (3757, 18067), (6409, 10591), (8099, 8381)]