7245621

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 12130560

約数和(自身を除く): 4884939

約数列:

[1, 3, 9, 17, 23, 29, 51, 69, 71, 87, 153, 207, 213, 261, 391, 493, 639, 667, 1173, 1207, 1479, 1633, 2001, 2059, 3519, 3621, 4437, 4899, 6003, 6177, 10863, 11339, 14697, 18531, 27761, 34017, 35003, 47357, 83283, 102051, 105009, 142071, 249849, 315027, 426213, 805069, 2415207, 7245621]

約数ペア:

[(1, 7245621), (3, 2415207), (9, 805069), (17, 426213), (23, 315027), (29, 249849), (51, 142071), (69, 105009), (71, 102051), (87, 83283), (153, 47357), (207, 35003), (213, 34017), (261, 27761), (391, 18531), (493, 14697), (639, 11339), (667, 10863), (1173, 6177), (1207, 6003), (1479, 4899), (1633, 4437), (2001, 3621), (2059, 3519)]