27990662

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 51217920

約数和(自身を除く): 23227258

約数列:

[1, 2, 7, 14, 47, 49, 59, 94, 98, 103, 118, 206, 329, 413, 658, 721, 826, 1442, 2303, 2773, 2891, 4606, 4841, 5047, 5546, 5782, 6077, 9682, 10094, 12154, 19411, 33887, 38822, 42539, 67774, 85078, 135877, 237209, 271754, 285619, 297773, 474418, 571238, 595546, 1999333, 3998666, 13995331, 27990662]

約数ペア:

[(1, 27990662), (2, 13995331), (7, 3998666), (14, 1999333), (47, 595546), (49, 571238), (59, 474418), (94, 297773), (98, 285619), (103, 271754), (118, 237209), (206, 135877), (329, 85078), (413, 67774), (658, 42539), (721, 38822), (826, 33887), (1442, 19411), (2303, 12154), (2773, 10094), (2891, 9682), (4606, 6077), (4841, 5782), (5047, 5546)]