156680391

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 250885728

約数和(自身を除く): 94205337

約数列:

[1, 3, 7, 21, 49, 61, 101, 147, 173, 183, 303, 427, 519, 707, 1211, 1281, 2121, 2989, 3633, 4949, 6161, 8477, 8967, 10553, 14847, 17473, 18483, 25431, 31659, 43127, 52419, 73871, 122311, 129381, 221613, 301889, 366933, 517097, 856177, 905667, 1065853, 1551291, 2568531, 3197559, 7460971, 22382913, 52226797, 156680391]

約数ペア:

[(1, 156680391), (3, 52226797), (7, 22382913), (21, 7460971), (49, 3197559), (61, 2568531), (101, 1551291), (147, 1065853), (173, 905667), (183, 856177), (303, 517097), (427, 366933), (519, 301889), (707, 221613), (1211, 129381), (1281, 122311), (2121, 73871), (2989, 52419), (3633, 43127), (4949, 31659), (6161, 25431), (8477, 18483), (8967, 17473), (10553, 14847)]