56284389

素因数分解:

$3^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 102080160

約数和(自身を除く): 45795771

約数列:

[1, 3, 7, 9, 21, 27, 29, 49, 63, 81, 87, 147, 163, 189, 203, 243, 261, 441, 489, 567, 609, 783, 1141, 1323, 1421, 1467, 1701, 1827, 2349, 3423, 3969, 4263, 4401, 4727, 5481, 7047, 7987, 10269, 11907, 12789, 13203, 14181, 16443, 23961, 30807, 33089, 38367, 39609, 42543, 49329, 71883, 92421, 99267, 115101, 127629, 215649, 231623, 277263, 297801, 345303, 382887, 646947, 694869, 893403, 1148661, 1940841, 2084607, 2680209, 6253821, 8040627, 18761463, 56284389]

約数ペア:

[(1, 56284389), (3, 18761463), (7, 8040627), (9, 6253821), (21, 2680209), (27, 2084607), (29, 1940841), (49, 1148661), (63, 893403), (81, 694869), (87, 646947), (147, 382887), (163, 345303), (189, 297801), (203, 277263), (243, 231623), (261, 215649), (441, 127629), (489, 115101), (567, 99267), (609, 92421), (783, 71883), (1141, 49329), (1323, 42543), (1421, 39609), (1467, 38367), (1701, 33089), (1827, 30807), (2349, 23961), (3423, 16443), (3969, 14181), (4263, 13203), (4401, 12789), (4727, 11907), (5481, 10269), (7047, 7987)]