138359546

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 228324096

約数和(自身を除く): 89964550

約数列:

[1, 2, 13, 26, 71, 142, 241, 311, 482, 622, 923, 1846, 3133, 4043, 6266, 8086, 17111, 22081, 34222, 44162, 74951, 149902, 222443, 287053, 444886, 574106, 974363, 1948726, 5321521, 10643042, 69179773, 138359546]

約数ペア:

[(1, 138359546), (2, 69179773), (13, 10643042), (26, 5321521), (71, 1948726), (142, 974363), (241, 574106), (311, 444886), (482, 287053), (622, 222443), (923, 149902), (1846, 74951), (3133, 44162), (4043, 34222), (6266, 22081), (8086, 17111)]