180728828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{150107}}^1$

素因数の和:150161

約数の個数: 24

約数和(自身を含む): 369866112

約数和(自身を除く): 189137284

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 150107, 300214, 600428, 1050749, 2101498, 4202996, 6454601, 12909202, 25818404, 45182207, 90364414, 180728828]

約数ペア:

[(1, 180728828), (2, 90364414), (4, 45182207), (7, 25818404), (14, 12909202), (28, 6454601), (43, 4202996), (86, 2101498), (172, 1050749), (301, 600428), (602, 300214), (1204, 150107)]