138421818

素因数分解:

$2^1\times 3^3\times {\mathrm{2563367}}^1$

素因数の和:2563378

約数の個数: 16

約数和(自身を含む): 307604160

約数和(自身を除く): 169182342

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 2563367, 5126734, 7690101, 15380202, 23070303, 46140606, 69210909, 138421818]

約数ペア:

[(1, 138421818), (2, 69210909), (3, 46140606), (6, 23070303), (9, 15380202), (18, 7690101), (27, 5126734), (54, 2563367)]