225173572

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{333097}}^1$

素因数の和:333127

約数の個数: 18

約数和(自身を含む): 426698538

約数和(自身を除く): 201524966

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 333097, 666194, 1332388, 4330261, 8660522, 17321044, 56293393, 112586786, 225173572]

約数ペア:

[(1, 225173572), (2, 112586786), (4, 56293393), (13, 17321044), (26, 8660522), (52, 4330261), (169, 1332388), (338, 666194), (676, 333097)]