27142941

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 42934528

約数和(自身を除く): 15791587

約数列:

[1, 3, 7, 21, 37, 111, 181, 193, 259, 543, 579, 777, 1267, 1351, 3801, 4053, 6697, 7141, 20091, 21423, 34933, 46879, 49987, 104799, 140637, 149961, 244531, 733593, 1292521, 3877563, 9047647, 27142941]

約数ペア:

[(1, 27142941), (3, 9047647), (7, 3877563), (21, 1292521), (37, 733593), (111, 244531), (181, 149961), (193, 140637), (259, 104799), (543, 49987), (579, 46879), (777, 34933), (1267, 21423), (1351, 20091), (3801, 7141), (4053, 6697)]