140218045

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{87911}}^1$

素因数の和:87956

約数の個数: 16

約数和(自身を含む): 189889920

約数和(自身を除く): 49671875

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 87911, 439555, 967021, 2549419, 4835105, 12747095, 28043609, 140218045]

約数ペア:

[(1, 140218045), (5, 28043609), (11, 12747095), (29, 4835105), (55, 2549419), (145, 967021), (319, 439555), (1595, 87911)]