163033857

素因数分解:

$3^3\times 7^1\times {\mathrm{653}}^1\times {\mathrm{1321}}^1$

素因数の和:1990

約数の個数: 32

約数和(自身を含む): 276668160

約数和(自身を除く): 113634303

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 653, 1321, 1959, 3963, 4571, 5877, 9247, 11889, 13713, 17631, 27741, 35667, 41139, 83223, 123417, 249669, 862613, 2587839, 6038291, 7763517, 18114873, 23290551, 54344619, 163033857]

約数ペア:

[(1, 163033857), (3, 54344619), (7, 23290551), (9, 18114873), (21, 7763517), (27, 6038291), (63, 2587839), (189, 862613), (653, 249669), (1321, 123417), (1959, 83223), (3963, 41139), (4571, 35667), (5877, 27741), (9247, 17631), (11889, 13713)]