1291363376

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{5749}}^1$

素因数の和:5997

約数の個数: 40

約数和(自身を含む): 2545410000

約数和(自身を除く): 1254046624

約数列:

[1, 2, 4, 8, 16, 101, 139, 202, 278, 404, 556, 808, 1112, 1616, 2224, 5749, 11498, 14039, 22996, 28078, 45992, 56156, 91984, 112312, 224624, 580649, 799111, 1161298, 1598222, 2322596, 3196444, 4645192, 6392888, 9290384, 12785776, 80710211, 161420422, 322840844, 645681688, 1291363376]

約数ペア:

[(1, 1291363376), (2, 645681688), (4, 322840844), (8, 161420422), (16, 80710211), (101, 12785776), (139, 9290384), (202, 6392888), (278, 4645192), (404, 3196444), (556, 2322596), (808, 1598222), (1112, 1161298), (1616, 799111), (2224, 580649), (5749, 224624), (11498, 112312), (14039, 91984), (22996, 56156), (28078, 45992)]