7884639

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:980

約数の個数: 36

約数和(自身を含む): 13960440

約数和(自身を除く): 6075801

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 941, 1197, 2793, 2823, 6587, 8379, 8469, 17879, 19761, 46109, 53637, 59283, 125153, 138327, 160911, 375459, 414981, 876071, 1126377, 2628213, 7884639]

約数ペア:

[(1, 7884639), (3, 2628213), (7, 1126377), (9, 876071), (19, 414981), (21, 375459), (49, 160911), (57, 138327), (63, 125153), (133, 59283), (147, 53637), (171, 46109), (399, 19761), (441, 17879), (931, 8469), (941, 8379), (1197, 6587), (2793, 2823)]