213156782

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{3557}}^1$

素因数の和:3680

約数の個数: 24

約数和(自身を含む): 341610696

約数和(自身を除く): 128453914

約数列:

[1, 2, 19, 38, 83, 166, 361, 722, 1577, 3154, 3557, 7114, 29963, 59926, 67583, 135166, 295231, 590462, 1284077, 2568154, 5609389, 11218778, 106578391, 213156782]

約数ペア:

[(1, 213156782), (2, 106578391), (19, 11218778), (38, 5609389), (83, 2568154), (166, 1284077), (361, 590462), (722, 295231), (1577, 135166), (3154, 67583), (3557, 59926), (7114, 29963)]