255397751

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1175

約数の個数: 24

約数和(自身を含む): 309277440

約数和(自身を除く): 53879689

約数列:

[1, 7, 29, 49, 191, 203, 941, 1337, 1421, 5539, 6587, 9359, 27289, 38773, 46109, 179731, 191023, 271411, 1258117, 1337161, 5212199, 8806819, 36485393, 255397751]

約数ペア:

[(1, 255397751), (7, 36485393), (29, 8806819), (49, 5212199), (191, 1337161), (203, 1258117), (941, 271411), (1337, 191023), (1421, 179731), (5539, 46109), (6587, 38773), (9359, 27289)]