420747145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{924719}}^1$

素因数の和:924744

約数の個数: 16

約数和(自身を含む): 621411840

約数和(自身を除く): 200664695

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 924719, 4623595, 6473033, 12021347, 32365165, 60106735, 84149429, 420747145]

約数ペア:

[(1, 420747145), (5, 84149429), (7, 60106735), (13, 32365165), (35, 12021347), (65, 6473033), (91, 4623595), (455, 924719)]