207947498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2138

約数の個数: 32

約数和(自身を含む): 350396928

約数和(自身を除く): 142449430

約数列:

[1, 2, 11, 22, 67, 71, 134, 142, 737, 781, 1474, 1562, 1987, 3974, 4757, 9514, 21857, 43714, 52327, 104654, 133129, 141077, 266258, 282154, 1464419, 1551847, 2928838, 3103694, 9452159, 18904318, 103973749, 207947498]

約数ペア:

[(1, 207947498), (2, 103973749), (11, 18904318), (22, 9452159), (67, 3103694), (71, 2928838), (134, 1551847), (142, 1464419), (737, 282154), (781, 266258), (1474, 141077), (1562, 133129), (1987, 104654), (3974, 52327), (4757, 43714), (9514, 21857)]