12905703

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:964

約数の個数: 32

約数和(自身を含む): 20920320

約数和(自身を除く): 8014617

約数列:

[1, 3, 9, 17, 27, 31, 51, 93, 153, 279, 459, 527, 837, 907, 1581, 2721, 4743, 8163, 14229, 15419, 24489, 28117, 46257, 84351, 138771, 253053, 416313, 477989, 759159, 1433967, 4301901, 12905703]

約数ペア:

[(1, 12905703), (3, 4301901), (9, 1433967), (17, 759159), (27, 477989), (31, 416313), (51, 253053), (93, 138771), (153, 84351), (279, 46257), (459, 28117), (527, 24489), (837, 15419), (907, 14229), (1581, 8163), (2721, 4743)]