142805888

素因数分解:

$2^7\times {\mathrm{557}}^1\times {\mathrm{2003}}^1$

素因数の和:2574

約数の個数: 32

約数和(自身を含む): 285149160

約数和(自身を除く): 142343272

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 557, 1114, 2003, 2228, 4006, 4456, 8012, 8912, 16024, 17824, 32048, 35648, 64096, 71296, 128192, 256384, 1115671, 2231342, 4462684, 8925368, 17850736, 35701472, 71402944, 142805888]

約数ペア:

[(1, 142805888), (2, 71402944), (4, 35701472), (8, 17850736), (16, 8925368), (32, 4462684), (64, 2231342), (128, 1115671), (557, 256384), (1114, 128192), (2003, 71296), (2228, 64096), (4006, 35648), (4456, 32048), (8012, 17824), (8912, 16024)]