2774975

素因数分解:

$5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 24

約数和(自身を含む): 3996768

約数和(自身を除く): 1221793

約数列:

[1, 5, 7, 25, 35, 101, 157, 175, 505, 707, 785, 1099, 2525, 3535, 3925, 5495, 15857, 17675, 27475, 79285, 110999, 396425, 554995, 2774975]

約数ペア:

[(1, 2774975), (5, 554995), (7, 396425), (25, 110999), (35, 79285), (101, 27475), (157, 17675), (175, 15857), (505, 5495), (707, 3925), (785, 3535), (1099, 2525)]