28920998127

素因数分解:

$3^1\times 7^1\times {\mathrm{43973}}^1\times {\mathrm{31319}}^1$

素因数の和:75302

約数の個数: 16

約数和(自身を含む): 44072501760

約数和(自身を除く): 15151503633

約数列:

[1, 3, 7, 21, 31319, 43973, 93957, 131919, 219233, 307811, 657699, 923433, 1377190387, 4131571161, 9640332709, 28920998127]

約数ペア:

[(1, 28920998127), (3, 9640332709), (7, 4131571161), (21, 1377190387), (31319, 923433), (43973, 657699), (93957, 307811), (131919, 219233)]