7638745

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 9576000

約数和(自身を除く): 1937255

約数列:

[1, 5, 29, 139, 145, 379, 695, 1895, 4031, 10991, 20155, 52681, 54955, 263405, 1527749, 7638745]

約数ペア:

[(1, 7638745), (5, 1527749), (29, 263405), (139, 54955), (145, 52681), (379, 20155), (695, 10991), (1895, 4031)]