211432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 453600

約数和(自身を除く): 242168

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 107, 152, 214, 247, 428, 494, 856, 988, 1391, 1976, 2033, 2782, 4066, 5564, 8132, 11128, 16264, 26429, 52858, 105716, 211432]

約数ペア:

[(1, 211432), (2, 105716), (4, 52858), (8, 26429), (13, 16264), (19, 11128), (26, 8132), (38, 5564), (52, 4066), (76, 2782), (104, 2033), (107, 1976), (152, 1391), (214, 988), (247, 856), (428, 494)]