128912672

素因数分解:

$2^5\times 7^1\times {\mathrm{575503}}^1$

素因数の和:575520

約数の個数: 24

約数和(自身を含む): 290054016

約数和(自身を除く): 161141344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 575503, 1151006, 2302012, 4028521, 4604024, 8057042, 9208048, 16114084, 18416096, 32228168, 64456336, 128912672]

約数ペア:

[(1, 128912672), (2, 64456336), (4, 32228168), (7, 18416096), (8, 16114084), (14, 9208048), (16, 8057042), (28, 4604024), (32, 4028521), (56, 2302012), (112, 1151006), (224, 575503)]