2528428

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1321

約数の個数: 24

約数和(自身を含む): 5130272

約数和(自身を除く): 2601844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 1237, 2044, 2474, 4948, 8659, 17318, 34636, 90301, 180602, 361204, 632107, 1264214, 2528428]

約数ペア:

[(1, 2528428), (2, 1264214), (4, 632107), (7, 361204), (14, 180602), (28, 90301), (73, 34636), (146, 17318), (292, 8659), (511, 4948), (1022, 2474), (1237, 2044)]