84931335

素因数分解:

$3^4\times 5^1\times {\mathrm{209707}}^1$

素因数の和:209724

約数の個数: 20

約数和(自身を含む): 152248008

約数和(自身を除く): 67316673

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 209707, 629121, 1048535, 1887363, 3145605, 5662089, 9436815, 16986267, 28310445, 84931335]

約数ペア:

[(1, 84931335), (3, 28310445), (5, 16986267), (9, 9436815), (15, 5662089), (27, 3145605), (45, 1887363), (81, 1048535), (135, 629121), (405, 209707)]