2893205

素因数分解:

$5^1\times 7^4\times {\mathrm{241}}^1$

素因数の和:274

約数の個数: 20

約数和(自身を含む): 4067052

約数和(自身を除く): 1173847

約数列:

[1, 5, 7, 35, 49, 241, 245, 343, 1205, 1687, 1715, 2401, 8435, 11809, 12005, 59045, 82663, 413315, 578641, 2893205]

約数ペア:

[(1, 2893205), (5, 578641), (7, 413315), (35, 82663), (49, 59045), (241, 12005), (245, 11809), (343, 8435), (1205, 2401), (1687, 1715)]