78566691

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{883}}^1$

素因数の和:1135

約数の個数: 32

約数和(自身を含む): 126730240

約数和(自身を除く): 48163549

約数列:

[1, 3, 7, 19, 21, 57, 133, 223, 399, 669, 883, 1561, 2649, 4237, 4683, 6181, 12711, 16777, 18543, 29659, 50331, 88977, 117439, 196909, 352317, 590727, 1378363, 3741271, 4135089, 11223813, 26188897, 78566691]

約数ペア:

[(1, 78566691), (3, 26188897), (7, 11223813), (19, 4135089), (21, 3741271), (57, 1378363), (133, 590727), (223, 352317), (399, 196909), (669, 117439), (883, 88977), (1561, 50331), (2649, 29659), (4237, 18543), (4683, 16777), (6181, 12711)]