12543909

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{857}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 20756736

約数和(自身を除く): 8212827

約数列:

[1, 3, 7, 17, 21, 41, 51, 119, 123, 287, 357, 697, 857, 861, 2091, 2571, 4879, 5999, 14569, 14637, 17997, 35137, 43707, 101983, 105411, 245959, 305949, 597329, 737877, 1791987, 4181303, 12543909]

約数ペア:

[(1, 12543909), (3, 4181303), (7, 1791987), (17, 737877), (21, 597329), (41, 305949), (51, 245959), (119, 105411), (123, 101983), (287, 43707), (357, 35137), (697, 17997), (857, 14637), (861, 14569), (2091, 5999), (2571, 4879)]