238434287

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{577}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 310732800

約数和(自身を除く): 72298513

約数列:

[1, 7, 13, 19, 91, 133, 239, 247, 577, 1673, 1729, 3107, 4039, 4541, 7501, 10963, 21749, 31787, 52507, 59033, 76741, 137903, 142519, 413231, 965321, 997633, 1792739, 2620157, 12549173, 18341099, 34062041, 238434287]

約数ペア:

[(1, 238434287), (7, 34062041), (13, 18341099), (19, 12549173), (91, 2620157), (133, 1792739), (239, 997633), (247, 965321), (577, 413231), (1673, 142519), (1729, 137903), (3107, 76741), (4039, 59033), (4541, 52507), (7501, 31787), (10963, 21749)]