977985027

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 1527844032

約数和(自身を除く): 549859005

約数列:

[1, 3, 9, 17, 51, 71, 153, 197, 213, 457, 591, 639, 1207, 1371, 1773, 3349, 3621, 4113, 7769, 10047, 10863, 13987, 23307, 30141, 32447, 41961, 69921, 90029, 97341, 125883, 237779, 270087, 292023, 551599, 713337, 810261, 1530493, 1654797, 2140011, 4591479, 4964391, 6392059, 13774437, 19176177, 57528531, 108665003, 325995009, 977985027]

約数ペア:

[(1, 977985027), (3, 325995009), (9, 108665003), (17, 57528531), (51, 19176177), (71, 13774437), (153, 6392059), (197, 4964391), (213, 4591479), (457, 2140011), (591, 1654797), (639, 1530493), (1207, 810261), (1371, 713337), (1773, 551599), (3349, 292023), (3621, 270087), (4113, 237779), (7769, 125883), (10047, 97341), (10863, 90029), (13987, 69921), (23307, 41961), (30141, 32447)]