25569621

素因数分解:

$3^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{251}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 22814379

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 251, 297, 343, 441, 539, 693, 753, 1029, 1323, 1617, 1757, 2079, 2259, 2761, 3087, 3773, 4851, 5271, 6777, 8283, 9261, 11319, 12299, 14553, 15813, 19327, 24849, 33957, 36897, 47439, 57981, 74547, 86093, 101871, 110691, 135289, 173943, 258279, 332073, 405867, 521829, 774837, 947023, 1217601, 2324511, 2841069, 3652803, 8523207, 25569621]

約数ペア:

[(1, 25569621), (3, 8523207), (7, 3652803), (9, 2841069), (11, 2324511), (21, 1217601), (27, 947023), (33, 774837), (49, 521829), (63, 405867), (77, 332073), (99, 258279), (147, 173943), (189, 135289), (231, 110691), (251, 101871), (297, 86093), (343, 74547), (441, 57981), (539, 47439), (693, 36897), (753, 33957), (1029, 24849), (1323, 19327), (1617, 15813), (1757, 14553), (2079, 12299), (2259, 11319), (2761, 9261), (3087, 8283), (3773, 6777), (4851, 5271)]