16127517

素因数分解:

$3^1\times 7^4\times {\mathrm{2239}}^1$

素因数の和:2270

約数の個数: 20

約数和(自身を含む): 25096960

約数和(自身を除く): 8969443

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2239, 2401, 6717, 7203, 15673, 47019, 109711, 329133, 767977, 2303931, 5375839, 16127517]

約数ペア:

[(1, 16127517), (3, 5375839), (7, 2303931), (21, 767977), (49, 329133), (147, 109711), (343, 47019), (1029, 15673), (2239, 7203), (2401, 6717)]