11990937

素因数分解:

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

素因数の和:338

約数の個数: 32

約数和(自身を含む): 19148800

約数和(自身を除く): 7157863

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 271, 301, 343, 813, 903, 1029, 1897, 2107, 5691, 6321, 11653, 13279, 14749, 34959, 39837, 44247, 81571, 92953, 244713, 278859, 570997, 1712991, 3996979, 11990937]

約数ペア:

[(1, 11990937), (3, 3996979), (7, 1712991), (21, 570997), (43, 278859), (49, 244713), (129, 92953), (147, 81571), (271, 44247), (301, 39837), (343, 34959), (813, 14749), (903, 13279), (1029, 11653), (1897, 6321), (2107, 5691)]