12874869

素因数分解:

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

素因数の和:86

約数の個数: 48

約数和(自身を含む): 22855040

約数和(自身を除く): 9980171

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 729, 783, 841, 1701, 1827, 2187, 2349, 2523, 5103, 5481, 5887, 7047, 7569, 15309, 16443, 17661, 21141, 22707, 49329, 52983, 63423, 68121, 147987, 158949, 204363, 443961, 476847, 613089, 1430541, 1839267, 4291623, 12874869]

約数ペア:

[(1, 12874869), (3, 4291623), (7, 1839267), (9, 1430541), (21, 613089), (27, 476847), (29, 443961), (63, 204363), (81, 158949), (87, 147987), (189, 68121), (203, 63423), (243, 52983), (261, 49329), (567, 22707), (609, 21141), (729, 17661), (783, 16443), (841, 15309), (1701, 7569), (1827, 7047), (2187, 5887), (2349, 5481), (2523, 5103)]