28652778

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2297}}^1$

素因数の和:2329

約数の個数: 80

約数和(自身を含む): 80080704

約数和(自身を除く): 51427926

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 81, 99, 126, 154, 162, 189, 198, 231, 297, 378, 462, 567, 594, 693, 891, 1134, 1386, 1782, 2079, 2297, 4158, 4594, 6237, 6891, 12474, 13782, 16079, 20673, 25267, 32158, 41346, 48237, 50534, 62019, 75801, 96474, 124038, 144711, 151602, 176869, 186057, 227403, 289422, 353738, 372114, 434133, 454806, 530607, 682209, 868266, 1061214, 1302399, 1364418, 1591821, 2046627, 2604798, 3183642, 4093254, 4775463, 9550926, 14326389, 28652778]

約数ペア:

[(1, 28652778), (2, 14326389), (3, 9550926), (6, 4775463), (7, 4093254), (9, 3183642), (11, 2604798), (14, 2046627), (18, 1591821), (21, 1364418), (22, 1302399), (27, 1061214), (33, 868266), (42, 682209), (54, 530607), (63, 454806), (66, 434133), (77, 372114), (81, 353738), (99, 289422), (126, 227403), (154, 186057), (162, 176869), (189, 151602), (198, 144711), (231, 124038), (297, 96474), (378, 75801), (462, 62019), (567, 50534), (594, 48237), (693, 41346), (891, 32158), (1134, 25267), (1386, 20673), (1782, 16079), (2079, 13782), (2297, 12474), (4158, 6891), (4594, 6237)]