25398819

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{17749}}^1$

素因数の和:17811

約数の個数: 16

約数和(自身を含む): 38340000

約数和(自身を除く): 12941181

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 17749, 53247, 159741, 479223, 940697, 2822091, 8466273, 25398819]

約数ペア:

[(1, 25398819), (3, 8466273), (9, 2822091), (27, 940697), (53, 479223), (159, 159741), (477, 53247), (1431, 17749)]