307457721

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{15971}}^1$

素因数の和:16034

約数の個数: 32

約数和(自身を含む): 490659840

約数和(自身を除く): 183202119

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 713, 837, 2139, 6417, 15971, 19251, 47913, 143739, 367333, 431217, 495101, 1101999, 1485303, 3305997, 4455909, 9917991, 11387323, 13367727, 34161969, 102485907, 307457721]

約数ペア:

[(1, 307457721), (3, 102485907), (9, 34161969), (23, 13367727), (27, 11387323), (31, 9917991), (69, 4455909), (93, 3305997), (207, 1485303), (279, 1101999), (621, 495101), (713, 431217), (837, 367333), (2139, 143739), (6417, 47913), (15971, 19251)]