219399859

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{27043}}^1$

素因数の和:27130

約数の個数: 16

約数和(自身を含む): 268276480

約数和(自身を除く): 48876621

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 27043, 189301, 513817, 1649623, 3596719, 11547361, 31342837, 219399859]

約数ペア:

[(1, 219399859), (7, 31342837), (19, 11547361), (61, 3596719), (133, 1649623), (427, 513817), (1159, 189301), (8113, 27043)]