251868666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{84463}}^1$

素因数の和:84546

約数の個数: 32

約数和(自身を含む): 583815168

約数和(自身を除く): 331946502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 84463, 168926, 253389, 506778, 591241, 1182482, 1773723, 3547446, 5996873, 11993746, 17990619, 35981238, 41978111, 83956222, 125934333, 251868666]

約数ペア:

[(1, 251868666), (2, 125934333), (3, 83956222), (6, 41978111), (7, 35981238), (14, 17990619), (21, 11993746), (42, 5996873), (71, 3547446), (142, 1773723), (213, 1182482), (426, 591241), (497, 506778), (994, 253389), (1491, 168926), (2982, 84463)]