3970813

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 5171040

約数和(自身を除く): 1200227

約数列:

[1, 7, 11, 49, 53, 77, 139, 371, 539, 583, 973, 1529, 2597, 4081, 6811, 7367, 10703, 28567, 51569, 74921, 81037, 360983, 567259, 3970813]

約数ペア:

[(1, 3970813), (7, 567259), (11, 360983), (49, 81037), (53, 74921), (77, 51569), (139, 28567), (371, 10703), (539, 7367), (583, 6811), (973, 4081), (1529, 2597)]