138899992

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{509}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 326073600

約数和(自身を除く): 187173608

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 443, 509, 616, 886, 1018, 1772, 2036, 3101, 3544, 3563, 4072, 4873, 5599, 6202, 7126, 9746, 11198, 12404, 14252, 19492, 22396, 24808, 28504, 34111, 38984, 39193, 44792, 68222, 78386, 136444, 156772, 225487, 272888, 313544, 450974, 901948, 1578409, 1803896, 2480357, 3156818, 4960714, 6313636, 9921428, 12627272, 17362499, 19842856, 34724998, 69449996, 138899992]

約数ペア:

[(1, 138899992), (2, 69449996), (4, 34724998), (7, 19842856), (8, 17362499), (11, 12627272), (14, 9921428), (22, 6313636), (28, 4960714), (44, 3156818), (56, 2480357), (77, 1803896), (88, 1578409), (154, 901948), (308, 450974), (443, 313544), (509, 272888), (616, 225487), (886, 156772), (1018, 136444), (1772, 78386), (2036, 68222), (3101, 44792), (3544, 39193), (3563, 38984), (4072, 34111), (4873, 28504), (5599, 24808), (6202, 22396), (7126, 19492), (9746, 14252), (11198, 12404)]