40981031

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 53343360

約数和(自身を除く): 12362329

約数列:

[1, 7, 13, 29, 53, 91, 203, 293, 371, 377, 689, 1537, 2051, 2639, 3809, 4823, 8497, 10759, 15529, 19981, 26663, 59479, 108703, 110461, 139867, 201877, 450341, 773227, 1413139, 3152387, 5854433, 40981031]

約数ペア:

[(1, 40981031), (7, 5854433), (13, 3152387), (29, 1413139), (53, 773227), (91, 450341), (203, 201877), (293, 139867), (371, 110461), (377, 108703), (689, 59479), (1537, 26663), (2051, 19981), (2639, 15529), (3809, 10759), (4823, 8497)]