28759255

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 42278400

約数和(自身を除く): 13519145

約数列:

[1, 5, 7, 19, 35, 59, 95, 133, 295, 413, 665, 733, 1121, 2065, 3665, 5131, 5605, 7847, 13927, 25655, 39235, 43247, 69635, 97489, 216235, 302729, 487445, 821693, 1513645, 4108465, 5751851, 28759255]

約数ペア:

[(1, 28759255), (5, 5751851), (7, 4108465), (19, 1513645), (35, 821693), (59, 487445), (95, 302729), (133, 216235), (295, 97489), (413, 69635), (665, 43247), (733, 39235), (1121, 25655), (2065, 13927), (3665, 7847), (5131, 5605)]