2720586211

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{21149}}^1$

素因数の和:21243

約数の個数: 32

約数和(自身を含む): 3508531200

約数和(自身を除く): 787944989

約数列:

[1, 7, 17, 23, 47, 119, 161, 329, 391, 799, 1081, 2737, 5593, 7567, 18377, 21149, 128639, 148043, 359533, 486427, 994003, 2516731, 3404989, 6958021, 8269259, 16898051, 22862069, 57884813, 118286357, 160034483, 388655173, 2720586211]

約数ペア:

[(1, 2720586211), (7, 388655173), (17, 160034483), (23, 118286357), (47, 57884813), (119, 22862069), (161, 16898051), (329, 8269259), (391, 6958021), (799, 3404989), (1081, 2516731), (2737, 994003), (5593, 486427), (7567, 359533), (18377, 148043), (21149, 128639)]