1854296899

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{857}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 2411735040

約数和(自身を除く): 557438141

約数列:

[1, 7, 13, 31, 59, 91, 169, 217, 403, 413, 767, 857, 1183, 1829, 2821, 5239, 5369, 5999, 9971, 11141, 12803, 23777, 26567, 36673, 50563, 69797, 77987, 144833, 166439, 185969, 309101, 345371, 353941, 657319, 1013831, 1567453, 2163707, 2417597, 4489823, 4601233, 8545147, 10972171, 20376889, 31428761, 59816029, 142638223, 264899557, 1854296899]

約数ペア:

[(1, 1854296899), (7, 264899557), (13, 142638223), (31, 59816029), (59, 31428761), (91, 20376889), (169, 10972171), (217, 8545147), (403, 4601233), (413, 4489823), (767, 2417597), (857, 2163707), (1183, 1567453), (1829, 1013831), (2821, 657319), (5239, 353941), (5369, 345371), (5999, 309101), (9971, 185969), (11141, 166439), (12803, 144833), (23777, 77987), (26567, 69797), (36673, 50563)]