838071

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 36

約数和(自身を含む): 1427400

約数和(自身を除く): 589329

約数列:

[1, 3, 9, 13, 19, 29, 39, 57, 87, 117, 169, 171, 247, 261, 377, 507, 551, 741, 1131, 1521, 1653, 2223, 3211, 3393, 4901, 4959, 7163, 9633, 14703, 21489, 28899, 44109, 64467, 93119, 279357, 838071]

約数ペア:

[(1, 838071), (3, 279357), (9, 93119), (13, 64467), (19, 44109), (29, 28899), (39, 21489), (57, 14703), (87, 9633), (117, 7163), (169, 4959), (171, 4901), (247, 3393), (261, 3211), (377, 2223), (507, 1653), (551, 1521), (741, 1131)]