7145355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4003}}^1$

素因数の和:4035

約数の個数: 32

約数和(自身を含む): 13837824

約数和(自身を除く): 6692469

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 4003, 12009, 20015, 28021, 60045, 68051, 84063, 140105, 204153, 340255, 420315, 476357, 1020765, 1429071, 2381785, 7145355]

約数ペア:

[(1, 7145355), (3, 2381785), (5, 1429071), (7, 1020765), (15, 476357), (17, 420315), (21, 340255), (35, 204153), (51, 140105), (85, 84063), (105, 68051), (119, 60045), (255, 28021), (357, 20015), (595, 12009), (1785, 4003)]