3964807

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 5175296

約数和(自身を除く): 1210489

約数列:

[1, 7, 11, 31, 77, 121, 151, 217, 341, 847, 1057, 1661, 2387, 3751, 4681, 11627, 18271, 26257, 32767, 51491, 127897, 360437, 566401, 3964807]

約数ペア:

[(1, 3964807), (7, 566401), (11, 360437), (31, 127897), (77, 51491), (121, 32767), (151, 26257), (217, 18271), (341, 11627), (847, 4681), (1057, 3751), (1661, 2387)]