140257943

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1907}}^1$

素因数の和:2019

約数の個数: 24

約数和(自身を含む): 174009600

約数和(自身を除く): 33751657

約数列:

[1, 7, 19, 49, 79, 133, 553, 931, 1501, 1907, 3871, 10507, 13349, 36233, 73549, 93443, 150653, 253631, 1054571, 1775417, 2862407, 7381997, 20036849, 140257943]

約数ペア:

[(1, 140257943), (7, 20036849), (19, 7381997), (49, 2862407), (79, 1775417), (133, 1054571), (553, 253631), (931, 150653), (1501, 93443), (1907, 73549), (3871, 36233), (10507, 13349)]