1187508721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{701}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 1466449920

約数和(自身を除く): 278941199

約数列:

[1, 7, 19, 47, 133, 271, 329, 701, 893, 1897, 4907, 5149, 6251, 12737, 13319, 32947, 36043, 89159, 93233, 189971, 230629, 242003, 625993, 1329797, 1694021, 3609449, 4381951, 8928637, 25266143, 62500459, 169644103, 1187508721]

約数ペア:

[(1, 1187508721), (7, 169644103), (19, 62500459), (47, 25266143), (133, 8928637), (271, 4381951), (329, 3609449), (701, 1694021), (893, 1329797), (1897, 625993), (4907, 242003), (5149, 230629), (6251, 189971), (12737, 93233), (13319, 89159), (32947, 36043)]