27968913

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14321}}^1$

素因数の和:14365

約数の個数: 24

約数和(自身を含む): 47663616

約数和(自身を除く): 19694703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 14321, 42963, 100247, 128889, 300741, 443951, 902223, 1331853, 3107657, 3995559, 9322971, 27968913]

約数ペア:

[(1, 27968913), (3, 9322971), (7, 3995559), (9, 3107657), (21, 1331853), (31, 902223), (63, 443951), (93, 300741), (217, 128889), (279, 100247), (651, 42963), (1953, 14321)]