278800938

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1191457}}^1$

素因数の和:1191478

約数の個数: 24

約数和(自身を含む): 650536068

約数和(自身を除く): 371735130

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1191457, 2382914, 3574371, 7148742, 10723113, 15488941, 21446226, 30977882, 46466823, 92933646, 139400469, 278800938]

約数ペア:

[(1, 278800938), (2, 139400469), (3, 92933646), (6, 46466823), (9, 30977882), (13, 21446226), (18, 15488941), (26, 10723113), (39, 7148742), (78, 3574371), (117, 2382914), (234, 1191457)]