142385341

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 176191488

約数和(自身を除く): 33806147

約数列:

[1, 7, 23, 43, 131, 157, 161, 301, 917, 989, 1099, 3013, 3611, 5633, 6751, 6923, 20567, 21091, 25277, 39431, 47257, 129559, 143969, 155273, 473041, 884381, 906913, 1086911, 3311287, 6190667, 20340763, 142385341]

約数ペア:

[(1, 142385341), (7, 20340763), (23, 6190667), (43, 3311287), (131, 1086911), (157, 906913), (161, 884381), (301, 473041), (917, 155273), (989, 143969), (1099, 129559), (3013, 47257), (3611, 39431), (5633, 25277), (6751, 21091), (6923, 20567)]