17390985

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{439}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 12177015

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 439, 695, 1317, 2085, 2195, 2641, 6585, 7923, 8341, 13205, 25023, 39615, 41705, 61021, 125115, 183063, 305105, 915315, 1159399, 3478197, 5796995, 17390985]

約数ペア:

[(1, 17390985), (3, 5796995), (5, 3478197), (15, 1159399), (19, 915315), (57, 305105), (95, 183063), (139, 125115), (285, 61021), (417, 41705), (439, 39615), (695, 25023), (1317, 13205), (2085, 8341), (2195, 7923), (2641, 6585)]