71646127

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:283

約数の個数: 32

約数和(自身を含む): 89210880

約数和(自身を除く): 17564753

約数列:

[1, 7, 23, 43, 79, 131, 161, 301, 553, 917, 989, 1817, 3013, 3397, 5633, 6923, 10349, 12719, 21091, 23779, 39431, 72443, 78131, 129559, 238027, 445007, 546917, 906913, 1666189, 3115049, 10235161, 71646127]

約数ペア:

[(1, 71646127), (7, 10235161), (23, 3115049), (43, 1666189), (79, 906913), (131, 546917), (161, 445007), (301, 238027), (553, 129559), (917, 78131), (989, 72443), (1817, 39431), (3013, 23779), (3397, 21091), (5633, 12719), (6923, 10349)]