12856179

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4603}}^1$

素因数の和:4639

約数の個数: 24

約数和(自身を含む): 20994240

約数和(自身を除く): 8138061

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 4603, 13809, 32221, 87457, 96663, 225547, 262371, 612199, 676641, 1836597, 4285393, 12856179]

約数ペア:

[(1, 12856179), (3, 4285393), (7, 1836597), (19, 676641), (21, 612199), (49, 262371), (57, 225547), (133, 96663), (147, 87457), (399, 32221), (931, 13809), (2793, 4603)]