2047971519

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{7487}}^1$

素因数の和:7817

約数の個数: 40

約数和(自身を含む): 3348753408

約数和(自身を除く): 1300781889

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 307, 891, 921, 2763, 3377, 7487, 8289, 10131, 22461, 24867, 30393, 67383, 82357, 91179, 202149, 247071, 273537, 606447, 741213, 2223639, 2298509, 6670917, 6895527, 20686581, 25283599, 62059743, 75850797, 186179229, 227552391, 682657173, 2047971519]

約数ペア:

[(1, 2047971519), (3, 682657173), (9, 227552391), (11, 186179229), (27, 75850797), (33, 62059743), (81, 25283599), (99, 20686581), (297, 6895527), (307, 6670917), (891, 2298509), (921, 2223639), (2763, 741213), (3377, 606447), (7487, 273537), (8289, 247071), (10131, 202149), (22461, 91179), (24867, 82357), (30393, 67383)]