291220449

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{72497}}^1$

素因数の和:72616

約数の個数: 16

約数和(自身を含む): 422228352

約数和(自身を除く): 131007903

約数列:

[1, 3, 13, 39, 103, 309, 1339, 4017, 72497, 217491, 942461, 2827383, 7467191, 22401573, 97073483, 291220449]

約数ペア:

[(1, 291220449), (3, 97073483), (13, 22401573), (39, 7467191), (103, 2827383), (309, 942461), (1339, 217491), (4017, 72497)]