291242169

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{1669}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 452102400

約数和(自身を除く): 160860231

約数列:

[1, 3, 9, 23, 27, 69, 207, 281, 621, 843, 1669, 2529, 5007, 6463, 7587, 15021, 19389, 38387, 45063, 58167, 115161, 174501, 345483, 468989, 1036449, 1406967, 4220901, 10786747, 12662703, 32360241, 97080723, 291242169]

約数ペア:

[(1, 291242169), (3, 97080723), (9, 32360241), (23, 12662703), (27, 10786747), (69, 4220901), (207, 1406967), (281, 1036449), (621, 468989), (843, 345483), (1669, 174501), (2529, 115161), (5007, 58167), (6463, 45063), (7587, 38387), (15021, 19389)]