397684105

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{30139}}^1$

素因数の和:30193

約数の個数: 32

約数和(自身を含む): 607622400

約数和(自身を除く): 209938295

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1885, 2639, 13195, 30139, 150695, 210973, 391807, 874031, 1054865, 1959035, 2742649, 4370155, 6118217, 11362403, 13713245, 30591085, 56812015, 79536821, 397684105]

約数ペア:

[(1, 397684105), (5, 79536821), (7, 56812015), (13, 30591085), (29, 13713245), (35, 11362403), (65, 6118217), (91, 4370155), (145, 2742649), (203, 1959035), (377, 1054865), (455, 874031), (1015, 391807), (1885, 210973), (2639, 150695), (13195, 30139)]