25568433

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 45619200

約数和(自身を除く): 20050767

約数列:

[1, 3, 9, 11, 19, 23, 27, 33, 57, 69, 99, 171, 197, 207, 209, 253, 297, 437, 513, 591, 621, 627, 759, 1311, 1773, 1881, 2167, 2277, 3743, 3933, 4531, 4807, 5319, 5643, 6501, 6831, 11229, 11799, 13593, 14421, 19503, 33687, 40779, 41173, 43263, 49841, 58509, 86089, 101061, 122337, 123519, 129789, 149523, 258267, 370557, 448569, 774801, 946979, 1111671, 1345707, 2324403, 2840937, 8522811, 25568433]

約数ペア:

[(1, 25568433), (3, 8522811), (9, 2840937), (11, 2324403), (19, 1345707), (23, 1111671), (27, 946979), (33, 774801), (57, 448569), (69, 370557), (99, 258267), (171, 149523), (197, 129789), (207, 123519), (209, 122337), (253, 101061), (297, 86089), (437, 58509), (513, 49841), (591, 43263), (621, 41173), (627, 40779), (759, 33687), (1311, 19503), (1773, 14421), (1881, 13593), (2167, 11799), (2277, 11229), (3743, 6831), (3933, 6501), (4531, 5643), (4807, 5319)]