180861513

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{12251}}^1$

素因数の和:12317

約数の個数: 32

約数和(自身を含む): 297968640

約数和(自身を除く): 117107127

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 399, 703, 777, 2109, 4921, 12251, 14763, 36753, 85757, 232769, 257271, 453287, 698307, 1359861, 1629383, 3173009, 4888149, 8612453, 9519027, 25837359, 60287171, 180861513]

約数ペア:

[(1, 180861513), (3, 60287171), (7, 25837359), (19, 9519027), (21, 8612453), (37, 4888149), (57, 3173009), (111, 1629383), (133, 1359861), (259, 698307), (399, 453287), (703, 257271), (777, 232769), (2109, 85757), (4921, 36753), (12251, 14763)]