12386857

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 15595200

約数和(自身を除く): 3208343

約数列:

[1, 7, 23, 29, 49, 161, 203, 379, 667, 1127, 1421, 2653, 4669, 8717, 10991, 18571, 32683, 61019, 76937, 252793, 427133, 538559, 1769551, 12386857]

約数ペア:

[(1, 12386857), (7, 1769551), (23, 538559), (29, 427133), (49, 252793), (161, 76937), (203, 61019), (379, 32683), (667, 18571), (1127, 10991), (1421, 8717), (2653, 4669)]