140906935

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{69929}}^1$

素因数の和:69978

約数の個数: 16

約数和(自身を含む): 187971840

約数和(自身を除く): 47064905

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 69929, 349645, 909077, 2167799, 4545385, 10838995, 28181387, 140906935]

約数ペア:

[(1, 140906935), (5, 28181387), (13, 10838995), (31, 4545385), (65, 2167799), (155, 909077), (403, 349645), (2015, 69929)]