297156681

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{20047}}^1$

素因数の和:20123

約数の個数: 24

約数和(自身を含む): 452443264

約数和(自身を除く): 155286583

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1647, 4941, 14823, 20047, 60141, 180423, 541269, 1222867, 1623807, 3668601, 4871421, 11005803, 33017409, 99052227, 297156681]

約数ペア:

[(1, 297156681), (3, 99052227), (9, 33017409), (27, 11005803), (61, 4871421), (81, 3668601), (183, 1623807), (243, 1222867), (549, 541269), (1647, 180423), (4941, 60141), (14823, 20047)]