136943863

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 169500672

約数和(自身を除く): 32556809

約数列:

[1, 7, 23, 43, 131, 151, 161, 301, 917, 989, 1057, 3013, 3473, 5633, 6493, 6923, 19781, 21091, 24311, 39431, 45451, 129559, 138467, 149339, 454963, 850583, 906913, 1045373, 3184741, 5954081, 19563409, 136943863]

約数ペア:

[(1, 136943863), (7, 19563409), (23, 5954081), (43, 3184741), (131, 1045373), (151, 906913), (161, 850583), (301, 454963), (917, 149339), (989, 138467), (1057, 129559), (3013, 45451), (3473, 39431), (5633, 24311), (6493, 21091), (6923, 19781)]