207935907

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 290822400

約数和(自身を除く): 82886493

約数列:

[1, 3, 53, 67, 131, 149, 159, 201, 393, 447, 3551, 6943, 7897, 8777, 9983, 10653, 19519, 20829, 23691, 26331, 29949, 58557, 465181, 529099, 1034507, 1307773, 1395543, 1587297, 3103521, 3923319, 69311969, 207935907]

約数ペア:

[(1, 207935907), (3, 69311969), (53, 3923319), (67, 3103521), (131, 1587297), (149, 1395543), (159, 1307773), (201, 1034507), (393, 529099), (447, 465181), (3551, 58557), (6943, 29949), (7897, 26331), (8777, 23691), (9983, 20829), (10653, 19519)]