291215728

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{187639}}^1$

素因数の和:187744

約数の個数: 20

約数和(自身を含む): 570050320

約数和(自身を除く): 278834592

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 187639, 375278, 750556, 1501112, 3002224, 18200983, 36401966, 72803932, 145607864, 291215728]

約数ペア:

[(1, 291215728), (2, 145607864), (4, 72803932), (8, 36401966), (16, 18200983), (97, 3002224), (194, 1501112), (388, 750556), (776, 375278), (1552, 187639)]