7391988

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 20049120

約数和(自身を除く): 12657132

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 101, 107, 114, 171, 202, 214, 228, 303, 321, 342, 404, 428, 606, 642, 684, 909, 963, 1212, 1284, 1818, 1919, 1926, 2033, 3636, 3838, 3852, 4066, 5757, 6099, 7676, 8132, 10807, 11514, 12198, 17271, 18297, 21614, 23028, 24396, 32421, 34542, 36594, 43228, 64842, 69084, 73188, 97263, 129684, 194526, 205333, 389052, 410666, 615999, 821332, 1231998, 1847997, 2463996, 3695994, 7391988]

約数ペア:

[(1, 7391988), (2, 3695994), (3, 2463996), (4, 1847997), (6, 1231998), (9, 821332), (12, 615999), (18, 410666), (19, 389052), (36, 205333), (38, 194526), (57, 129684), (76, 97263), (101, 73188), (107, 69084), (114, 64842), (171, 43228), (202, 36594), (214, 34542), (228, 32421), (303, 24396), (321, 23028), (342, 21614), (404, 18297), (428, 17271), (606, 12198), (642, 11514), (684, 10807), (909, 8132), (963, 7676), (1212, 6099), (1284, 5757), (1818, 4066), (1919, 3852), (1926, 3838), (2033, 3636)]