1999001536

素因数分解:

$2^6\times 7^1\times {\mathrm{607}}^1\times {\mathrm{7351}}^1$

素因数の和:7977

約数の個数: 56

約数和(自身を含む): 4541536256

約数和(自身を除く): 2542534720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 607, 1214, 2428, 4249, 4856, 7351, 8498, 9712, 14702, 16996, 19424, 29404, 33992, 38848, 51457, 58808, 67984, 102914, 117616, 135968, 205828, 235232, 271936, 411656, 470464, 823312, 1646624, 3293248, 4462057, 8924114, 17848228, 31234399, 35696456, 62468798, 71392912, 124937596, 142785824, 249875192, 285571648, 499750384, 999500768, 1999001536]

約数ペア:

[(1, 1999001536), (2, 999500768), (4, 499750384), (7, 285571648), (8, 249875192), (14, 142785824), (16, 124937596), (28, 71392912), (32, 62468798), (56, 35696456), (64, 31234399), (112, 17848228), (224, 8924114), (448, 4462057), (607, 3293248), (1214, 1646624), (2428, 823312), (4249, 470464), (4856, 411656), (7351, 271936), (8498, 235232), (9712, 205828), (14702, 135968), (16996, 117616), (19424, 102914), (29404, 67984), (33992, 58808), (38848, 51457)]