28989909

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1951}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 45473792

約数和(自身を除く): 16483883

約数列:

[1, 3, 9, 13, 39, 117, 127, 381, 1143, 1651, 1951, 4953, 5853, 14859, 17559, 25363, 76089, 228267, 247777, 743331, 2229993, 3221101, 9663303, 28989909]

約数ペア:

[(1, 28989909), (3, 9663303), (9, 3221101), (13, 2229993), (39, 743331), (117, 247777), (127, 228267), (381, 76089), (1143, 25363), (1651, 17559), (1951, 14859), (4953, 5853)]