2145955

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:499

約数の個数: 24

約数和(自身を含む): 3160080

約数和(自身を除く): 1014125

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 245, 461, 665, 931, 2305, 3227, 4655, 8759, 16135, 22589, 43795, 61313, 112945, 306565, 429191, 2145955]

約数ペア:

[(1, 2145955), (5, 429191), (7, 306565), (19, 112945), (35, 61313), (49, 43795), (95, 22589), (133, 16135), (245, 8759), (461, 4655), (665, 3227), (931, 2305)]