156748745678

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{15823}}^1\times {\mathrm{4507}}^1$

素因数の和:20496

約数の個数: 32

約数和(自身を含む): 270500772864

約数和(自身を除く): 113752027186

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 4507, 9014, 15823, 31549, 31646, 63098, 110761, 221522, 707599, 1415198, 2484211, 4953193, 4968422, 9906386, 17389477, 34778954, 71314261, 142628522, 499199827, 998399654, 11196338977, 22392677954, 78374372839, 156748745678]

約数ペア:

[(1, 156748745678), (2, 78374372839), (7, 22392677954), (14, 11196338977), (157, 998399654), (314, 499199827), (1099, 142628522), (2198, 71314261), (4507, 34778954), (9014, 17389477), (15823, 9906386), (31549, 4968422), (31646, 4953193), (63098, 2484211), (110761, 1415198), (221522, 707599)]