256954776

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{823573}}^1$

素因数の和:823595

約数の個数: 32

約数和(自身を含む): 691802160

約数和(自身を除く): 434847384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 823573, 1647146, 2470719, 3294292, 4941438, 6588584, 9882876, 10706449, 19765752, 21412898, 32119347, 42825796, 64238694, 85651592, 128477388, 256954776]

約数ペア:

[(1, 256954776), (2, 128477388), (3, 85651592), (4, 64238694), (6, 42825796), (8, 32119347), (12, 21412898), (13, 19765752), (24, 10706449), (26, 9882876), (39, 6588584), (52, 4941438), (78, 3294292), (104, 2470719), (156, 1647146), (312, 823573)]