218306451

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{38239}}^1$

素因数の和:38426

約数の個数: 16

約数和(自身を含む): 319380480

約数和(自身を除く): 101074029

約数列:

[1, 3, 11, 33, 173, 519, 1903, 5709, 38239, 114717, 420629, 1261887, 6615347, 19846041, 72768817, 218306451]

約数ペア:

[(1, 218306451), (3, 72768817), (11, 19846041), (33, 6615347), (173, 1261887), (519, 420629), (1903, 114717), (5709, 38239)]