27142731

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 49870080

約数和(自身を除く): 22727349

約数列:

[1, 3, 7, 9, 11, 21, 33, 53, 63, 77, 99, 159, 231, 371, 477, 583, 693, 739, 1113, 1749, 2217, 3339, 4081, 5173, 5247, 6651, 8129, 12243, 15519, 24387, 36729, 39167, 46557, 56903, 73161, 117501, 170709, 274169, 352503, 430837, 512127, 822507, 1292511, 2467521, 3015859, 3877533, 9047577, 27142731]

約数ペア:

[(1, 27142731), (3, 9047577), (7, 3877533), (9, 3015859), (11, 2467521), (21, 1292511), (33, 822507), (53, 512127), (63, 430837), (77, 352503), (99, 274169), (159, 170709), (231, 117501), (371, 73161), (477, 56903), (583, 46557), (693, 39167), (739, 36729), (1113, 24387), (1749, 15519), (2217, 12243), (3339, 8129), (4081, 6651), (5173, 5247)]