128401713

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{4457}}^1$

素因数の和:4574

約数の個数: 32

約数和(自身を含む): 209704320

約数和(自身を除く): 81302607

約数列:

[1, 3, 9, 11, 27, 33, 97, 99, 291, 297, 873, 1067, 2619, 3201, 4457, 9603, 13371, 28809, 40113, 49027, 120339, 147081, 432329, 441243, 1296987, 1323729, 3890961, 4755619, 11672883, 14266857, 42800571, 128401713]

約数ペア:

[(1, 128401713), (3, 42800571), (9, 14266857), (11, 11672883), (27, 4755619), (33, 3890961), (97, 1323729), (99, 1296987), (291, 441243), (297, 432329), (873, 147081), (1067, 120339), (2619, 49027), (3201, 40113), (4457, 28809), (9603, 13371)]