40281618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{516431}}^1$

素因数の和:516449

約数の個数: 16

約数和(自身を含む): 86760576

約数和(自身を除く): 46478958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 516431, 1032862, 1549293, 3098586, 6713603, 13427206, 20140809, 40281618]

約数ペア:

[(1, 40281618), (2, 20140809), (3, 13427206), (6, 6713603), (13, 3098586), (26, 1549293), (39, 1032862), (78, 516431)]