16229241

素因数分解:

$3^5\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 72

約数和(自身を含む): 29877120

約数和(自身を除く): 13647879

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 49, 63, 81, 87, 141, 147, 189, 203, 243, 261, 329, 423, 441, 567, 609, 783, 987, 1269, 1323, 1363, 1421, 1701, 1827, 2303, 2349, 2961, 3807, 3969, 4089, 4263, 5481, 6909, 7047, 8883, 9541, 11421, 11907, 12267, 12789, 16443, 20727, 26649, 28623, 36801, 38367, 49329, 62181, 66787, 79947, 85869, 110403, 115101, 186543, 200361, 257607, 331209, 345303, 559629, 601083, 772821, 1803249, 2318463, 5409747, 16229241]

約数ペア:

[(1, 16229241), (3, 5409747), (7, 2318463), (9, 1803249), (21, 772821), (27, 601083), (29, 559629), (47, 345303), (49, 331209), (63, 257607), (81, 200361), (87, 186543), (141, 115101), (147, 110403), (189, 85869), (203, 79947), (243, 66787), (261, 62181), (329, 49329), (423, 38367), (441, 36801), (567, 28623), (609, 26649), (783, 20727), (987, 16443), (1269, 12789), (1323, 12267), (1363, 11907), (1421, 11421), (1701, 9541), (1827, 8883), (2303, 7047), (2349, 6909), (2961, 5481), (3807, 4263), (3969, 4089)]