278994544

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{10613}}^1$

素因数の和:10705

約数の個数: 40

約数和(自身を含む): 568570752

約数和(自身を除く): 289576208

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 848, 1643, 3286, 6572, 10613, 13144, 21226, 26288, 42452, 84904, 169808, 329003, 562489, 658006, 1124978, 1316012, 2249956, 2632024, 4499912, 5264048, 8999824, 17437159, 34874318, 69748636, 139497272, 278994544]

約数ペア:

[(1, 278994544), (2, 139497272), (4, 69748636), (8, 34874318), (16, 17437159), (31, 8999824), (53, 5264048), (62, 4499912), (106, 2632024), (124, 2249956), (212, 1316012), (248, 1124978), (424, 658006), (496, 562489), (848, 329003), (1643, 169808), (3286, 84904), (6572, 42452), (10613, 26288), (13144, 21226)]