1990272087

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{487}}^1\times {\mathrm{6581}}^1$

素因数の和:7100

約数の個数: 32

約数和(自身を含む): 3083535360

約数和(自身を除く): 1093263273

約数列:

[1, 3, 9, 23, 27, 69, 207, 487, 621, 1461, 4383, 6581, 11201, 13149, 19743, 33603, 59229, 100809, 151363, 177687, 302427, 454089, 1362267, 3204947, 4086801, 9614841, 28844523, 73713781, 86533569, 221141343, 663424029, 1990272087]

約数ペア:

[(1, 1990272087), (3, 663424029), (9, 221141343), (23, 86533569), (27, 73713781), (69, 28844523), (207, 9614841), (487, 4086801), (621, 3204947), (1461, 1362267), (4383, 454089), (6581, 302427), (11201, 177687), (13149, 151363), (19743, 100809), (33603, 59229)]