28769104

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19759}}^1$

素因数の和:19787

約数の個数: 40

約数和(自身を含む): 68606720

約数和(自身を除く): 39837616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 19759, 39518, 79036, 138313, 158072, 256867, 276626, 316144, 513734, 553252, 1027468, 1106504, 1798069, 2054936, 2213008, 3596138, 4109872, 7192276, 14384552, 28769104]

約数ペア:

[(1, 28769104), (2, 14384552), (4, 7192276), (7, 4109872), (8, 3596138), (13, 2213008), (14, 2054936), (16, 1798069), (26, 1106504), (28, 1027468), (52, 553252), (56, 513734), (91, 316144), (104, 276626), (112, 256867), (182, 158072), (208, 138313), (364, 79036), (728, 39518), (1456, 19759)]