12990496

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 26629344

約数和(自身を除く): 13638848

約数列:

[1, 2, 4, 8, 16, 32, 67, 73, 83, 134, 146, 166, 268, 292, 332, 536, 584, 664, 1072, 1168, 1328, 2144, 2336, 2656, 4891, 5561, 6059, 9782, 11122, 12118, 19564, 22244, 24236, 39128, 44488, 48472, 78256, 88976, 96944, 156512, 177952, 193888, 405953, 811906, 1623812, 3247624, 6495248, 12990496]

約数ペア:

[(1, 12990496), (2, 6495248), (4, 3247624), (8, 1623812), (16, 811906), (32, 405953), (67, 193888), (73, 177952), (83, 156512), (134, 96944), (146, 88976), (166, 78256), (268, 48472), (292, 44488), (332, 39128), (536, 24236), (584, 22244), (664, 19564), (1072, 12118), (1168, 11122), (1328, 9782), (2144, 6059), (2336, 5561), (2656, 4891)]