213331312

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{122323}}^1$

素因数の和:122440

約数の個数: 20

約数和(自身を含む): 417124840

約数和(自身を除く): 203793528

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 122323, 244646, 489292, 978584, 1957168, 13333207, 26666414, 53332828, 106665656, 213331312]

約数ペア:

[(1, 213331312), (2, 106665656), (4, 53332828), (8, 26666414), (16, 13333207), (109, 1957168), (218, 978584), (436, 489292), (872, 244646), (1744, 122323)]