57996981

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 99573760

約数和(自身を除く): 41576779

約数列:

[1, 3, 7, 9, 21, 43, 63, 79, 129, 237, 271, 301, 387, 553, 711, 813, 903, 1659, 1897, 2439, 2709, 3397, 4977, 5691, 10191, 11653, 17073, 21409, 23779, 30573, 34959, 64227, 71337, 81571, 104877, 149863, 192681, 214011, 244713, 449589, 734139, 920587, 1348767, 2761761, 6444109, 8285283, 19332327, 57996981]

約数ペア:

[(1, 57996981), (3, 19332327), (7, 8285283), (9, 6444109), (21, 2761761), (43, 1348767), (63, 920587), (79, 734139), (129, 449589), (237, 244713), (271, 214011), (301, 192681), (387, 149863), (553, 104877), (711, 81571), (813, 71337), (903, 64227), (1659, 34959), (1897, 30573), (2439, 23779), (2709, 21409), (3397, 17073), (4977, 11653), (5691, 10191)]