861569508745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{2579}}^1\times {\mathrm{209449}}^1$

素因数の和:212073

約数の個数: 32

約数和(自身を含む): 1167222960000

約数和(自身を除く): 305653451255

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 2579, 12895, 28369, 74791, 141845, 209449, 373955, 822701, 1047245, 2303939, 4113505, 6074021, 11519695, 30370105, 66814231, 334071155, 540168971, 2700844855, 5941858681, 15664900159, 29709293405, 78324500795, 172313901749, 861569508745]

約数ペア:

[(1, 861569508745), (5, 172313901749), (11, 78324500795), (29, 29709293405), (55, 15664900159), (145, 5941858681), (319, 2700844855), (1595, 540168971), (2579, 334071155), (12895, 66814231), (28369, 30370105), (74791, 11519695), (141845, 6074021), (209449, 4113505), (373955, 2303939), (822701, 1047245)]