28254876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2642

約数の個数: 48

約数和(自身を含む): 72027648

約数和(自身を除く): 43772772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2551, 2769, 3692, 5102, 5538, 7653, 10204, 11076, 15306, 30612, 33163, 66326, 99489, 132652, 181121, 198978, 362242, 397956, 543363, 724484, 1086726, 2173452, 2354573, 4709146, 7063719, 9418292, 14127438, 28254876]

約数ペア:

[(1, 28254876), (2, 14127438), (3, 9418292), (4, 7063719), (6, 4709146), (12, 2354573), (13, 2173452), (26, 1086726), (39, 724484), (52, 543363), (71, 397956), (78, 362242), (142, 198978), (156, 181121), (213, 132652), (284, 99489), (426, 66326), (852, 33163), (923, 30612), (1846, 15306), (2551, 11076), (2769, 10204), (3692, 7653), (5102, 5538)]