128688448

素因数分解:

$2^6\times 7^1\times {\mathrm{287251}}^1$

素因数の和:287270

約数の個数: 28

約数和(自身を含む): 291848032

約数和(自身を除く): 163159584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 287251, 574502, 1149004, 2010757, 2298008, 4021514, 4596016, 8043028, 9192032, 16086056, 18384064, 32172112, 64344224, 128688448]

約数ペア:

[(1, 128688448), (2, 64344224), (4, 32172112), (7, 18384064), (8, 16086056), (14, 9192032), (16, 8043028), (28, 4596016), (32, 4021514), (56, 2298008), (64, 2010757), (112, 1149004), (224, 574502), (448, 287251)]