201828501

素因数分解:

$3^2\times 7^2\times {\mathrm{457661}}^1$

素因数の和:457681

約数の個数: 18

約数和(自身を含む): 339127542

約数和(自身を除く): 137299041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 457661, 1372983, 3203627, 4118949, 9610881, 22425389, 28832643, 67276167, 201828501]

約数ペア:

[(1, 201828501), (3, 67276167), (7, 28832643), (9, 22425389), (21, 9610881), (49, 4118949), (63, 3203627), (147, 1372983), (441, 457661)]