42139041

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{281}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 66524928

約数和(自身を除く): 24385887

約数列:

[1, 3, 7, 21, 37, 111, 193, 259, 281, 579, 777, 843, 1351, 1967, 4053, 5901, 7141, 10397, 21423, 31191, 49987, 54233, 72779, 149961, 162699, 218337, 379631, 1138893, 2006621, 6019863, 14046347, 42139041]

約数ペア:

[(1, 42139041), (3, 14046347), (7, 6019863), (21, 2006621), (37, 1138893), (111, 379631), (193, 218337), (259, 162699), (281, 149961), (579, 72779), (777, 54233), (843, 49987), (1351, 31191), (1967, 21423), (4053, 10397), (5901, 7141)]