27550467

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 47354112

約数和(自身を除く): 19803645

約数列:

[1, 3, 7, 9, 21, 61, 63, 67, 107, 183, 201, 321, 427, 469, 549, 603, 749, 963, 1281, 1407, 2247, 3843, 4087, 4221, 6527, 6741, 7169, 12261, 19581, 21507, 28609, 36783, 45689, 50183, 58743, 64521, 85827, 137067, 150549, 257481, 411201, 437309, 451647, 1311927, 3061163, 3935781, 9183489, 27550467]

約数ペア:

[(1, 27550467), (3, 9183489), (7, 3935781), (9, 3061163), (21, 1311927), (61, 451647), (63, 437309), (67, 411201), (107, 257481), (183, 150549), (201, 137067), (321, 85827), (427, 64521), (469, 58743), (549, 50183), (603, 45689), (749, 36783), (963, 28609), (1281, 21507), (1407, 19581), (2247, 12261), (3843, 7169), (4087, 6741), (4221, 6527)]