2989278

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 6700320

約数和(自身を除く): 3711042

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 281, 394, 562, 591, 843, 1182, 1686, 1773, 2529, 3546, 5058, 5319, 7587, 10638, 15174, 55357, 110714, 166071, 332142, 498213, 996426, 1494639, 2989278]

約数ペア:

[(1, 2989278), (2, 1494639), (3, 996426), (6, 498213), (9, 332142), (18, 166071), (27, 110714), (54, 55357), (197, 15174), (281, 10638), (394, 7587), (562, 5319), (591, 5058), (843, 3546), (1182, 2529), (1686, 1773)]