51817563

素因数分解:

$3^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{743}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 90994176

約数和(自身を除く): 39176613

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 243, 287, 369, 567, 743, 861, 1107, 1701, 2229, 2583, 3321, 5201, 6687, 7749, 9963, 15603, 20061, 23247, 30463, 46809, 60183, 69741, 91389, 140427, 180549, 213241, 274167, 421281, 639723, 822501, 1263843, 1919169, 2467503, 5757507, 7402509, 17272521, 51817563]

約数ペア:

[(1, 51817563), (3, 17272521), (7, 7402509), (9, 5757507), (21, 2467503), (27, 1919169), (41, 1263843), (63, 822501), (81, 639723), (123, 421281), (189, 274167), (243, 213241), (287, 180549), (369, 140427), (567, 91389), (743, 69741), (861, 60183), (1107, 46809), (1701, 30463), (2229, 23247), (2583, 20061), (3321, 15603), (5201, 9963), (6687, 7749)]