2812971

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 4608000

約数和(自身を除く): 1795029

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 149, 203, 217, 447, 609, 651, 899, 1043, 2697, 3129, 4321, 4619, 6293, 12963, 13857, 18879, 30247, 32333, 90741, 96999, 133951, 401853, 937657, 2812971]

約数ペア:

[(1, 2812971), (3, 937657), (7, 401853), (21, 133951), (29, 96999), (31, 90741), (87, 32333), (93, 30247), (149, 18879), (203, 13857), (217, 12963), (447, 6293), (609, 4619), (651, 4321), (899, 3129), (1043, 2697)]