138959638

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{9689}}^1$

素因数の和:9863

約数の個数: 16

約数和(自身を含む): 213490080

約数和(自身を除く): 74530442

約数列:

[1, 2, 71, 101, 142, 202, 7171, 9689, 14342, 19378, 687919, 978589, 1375838, 1957178, 69479819, 138959638]

約数ペア:

[(1, 138959638), (2, 69479819), (71, 1957178), (101, 1375838), (142, 978589), (202, 687919), (7171, 19378), (9689, 14342)]