2153145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^2$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 3640896

約数和(自身を除く): 1487751

約数列:

[1, 3, 5, 15, 23, 69, 79, 115, 237, 345, 395, 1185, 1817, 5451, 6241, 9085, 18723, 27255, 31205, 93615, 143543, 430629, 717715, 2153145]

約数ペア:

[(1, 2153145), (3, 717715), (5, 430629), (15, 143543), (23, 93615), (69, 31205), (79, 27255), (115, 18723), (237, 9085), (345, 6241), (395, 5451), (1185, 1817)]