1313776

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{523}}^1$

素因数の和:688

約数の個数: 20

約数和(自身を含む): 2566552

約数和(自身を除く): 1252776

約数列:

[1, 2, 4, 8, 16, 157, 314, 523, 628, 1046, 1256, 2092, 2512, 4184, 8368, 82111, 164222, 328444, 656888, 1313776]

約数ペア:

[(1, 1313776), (2, 656888), (4, 328444), (8, 164222), (16, 82111), (157, 8368), (314, 4184), (523, 2512), (628, 2092), (1046, 1256)]