2601955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:534

約数の個数: 16

約数和(自身を含む): 3348000

約数和(自身を除く): 746045

約数列:

[1, 5, 19, 61, 95, 305, 449, 1159, 2245, 5795, 8531, 27389, 42655, 136945, 520391, 2601955]

約数ペア:

[(1, 2601955), (5, 520391), (19, 136945), (61, 42655), (95, 27389), (305, 8531), (449, 5795), (1159, 2245)]