28137172

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1613}}^1$

素因数の和:1720

約数の個数: 36

約数和(自身を含む): 57958740

約数和(自身を除く): 29821568

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 178, 196, 356, 623, 1246, 1613, 2492, 3226, 4361, 6452, 8722, 11291, 17444, 22582, 45164, 79037, 143557, 158074, 287114, 316148, 574228, 1004899, 2009798, 4019596, 7034293, 14068586, 28137172]

約数ペア:

[(1, 28137172), (2, 14068586), (4, 7034293), (7, 4019596), (14, 2009798), (28, 1004899), (49, 574228), (89, 316148), (98, 287114), (178, 158074), (196, 143557), (356, 79037), (623, 45164), (1246, 22582), (1613, 17444), (2492, 11291), (3226, 8722), (4361, 6452)]