2007180777

素因数分解:

$3^1\times 7^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 3291287040

約数和(自身を除く): 1284106263

約数列:

[1, 3, 7, 21, 31, 49, 89, 93, 101, 147, 217, 267, 303, 343, 623, 651, 707, 1029, 1519, 1869, 2121, 2401, 2759, 3131, 4361, 4557, 4949, 7203, 8277, 8989, 9393, 10633, 13083, 14847, 19313, 21917, 26967, 30527, 31899, 34643, 57939, 62923, 65751, 74431, 91581, 103929, 135191, 153419, 188769, 213689, 223293, 242501, 278659, 405573, 440461, 460257, 641067, 727503, 835977, 946337, 1073933, 1321383, 1950613, 2839011, 3083227, 3221799, 5851839, 6624359, 7517531, 9249681, 13654291, 19873077, 21582589, 22552593, 40962873, 64747767, 95580037, 286740111, 669060259, 2007180777]

約数ペア:

[(1, 2007180777), (3, 669060259), (7, 286740111), (21, 95580037), (31, 64747767), (49, 40962873), (89, 22552593), (93, 21582589), (101, 19873077), (147, 13654291), (217, 9249681), (267, 7517531), (303, 6624359), (343, 5851839), (623, 3221799), (651, 3083227), (707, 2839011), (1029, 1950613), (1519, 1321383), (1869, 1073933), (2121, 946337), (2401, 835977), (2759, 727503), (3131, 641067), (4361, 460257), (4557, 440461), (4949, 405573), (7203, 278659), (8277, 242501), (8989, 223293), (9393, 213689), (10633, 188769), (13083, 153419), (14847, 135191), (19313, 103929), (21917, 91581), (26967, 74431), (30527, 65751), (31899, 62923), (34643, 57939)]