287748021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1193}}^1\times {\mathrm{7309}}^1$

素因数の和:8516

約数の個数: 16

約数和(自身を含む): 418950720

約数和(自身を除く): 131202699

約数列:

[1, 3, 11, 33, 1193, 3579, 7309, 13123, 21927, 39369, 80399, 241197, 8719637, 26158911, 95916007, 287748021]

約数ペア:

[(1, 287748021), (3, 95916007), (11, 26158911), (33, 8719637), (1193, 241197), (3579, 80399), (7309, 39369), (13123, 21927)]