16138197

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{6427}}^1$

素因数の和:6470

約数の個数: 20

約数和(自身を含む): 24889216

約数和(自身を除く): 8751019

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 6427, 19281, 57843, 173529, 199237, 520587, 597711, 1793133, 5379399, 16138197]

約数ペア:

[(1, 16138197), (3, 5379399), (9, 1793133), (27, 597711), (31, 520587), (81, 199237), (93, 173529), (279, 57843), (837, 19281), (2511, 6427)]