25821057

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3259}}^1$

素因数の和:3420

約数の個数: 16

約数和(自身を含む): 36512000

約数和(自身を除く): 10690943

約数列:

[1, 3, 19, 57, 139, 417, 2641, 3259, 7923, 9777, 61921, 185763, 453001, 1359003, 8607019, 25821057]

約数ペア:

[(1, 25821057), (3, 8607019), (19, 1359003), (57, 453001), (139, 185763), (417, 61921), (2641, 9777), (3259, 7923)]