2005662981

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{19819}}^1$

素因数の和:19969

約数の個数: 32

約数和(自身を含む): 3145830400

約数和(自身を除く): 1140167419

約数列:

[1, 3, 7, 21, 61, 79, 183, 237, 427, 553, 1281, 1659, 4819, 14457, 19819, 33733, 59457, 101199, 138733, 416199, 1208959, 1565701, 3626877, 4697103, 8462713, 10959907, 25388139, 32879721, 95507761, 286523283, 668554327, 2005662981]

約数ペア:

[(1, 2005662981), (3, 668554327), (7, 286523283), (21, 95507761), (61, 32879721), (79, 25388139), (183, 10959907), (237, 8462713), (427, 4697103), (553, 3626877), (1281, 1565701), (1659, 1208959), (4819, 416199), (14457, 138733), (19819, 101199), (33733, 59457)]